arrow
Back
H

Hakan Erdem

university of health sciences

44H-index
355Paper Count
6.5KCitation Count
Published Papers 105
Publication Date
Characteristics of Critically ill Adult Patients Infected With Adenovirus: An International ID-IRI Study
err2026-08-17
err0
PREAI
errRefika Nur Kahraman; Hakan Erdem; Handan Ankarali; Yasemin Cag; Esra Kocoglu; Fatma Amer; Nor Hayati Shaharuddin; Emine Kubra Dindar; Behiye Deniz Kosovalı; Firdevs Tugba Bozkurt-Bicer; Hasip Kahraman; Nida Ozcan; Natalia Pshenichnaya; Feyza Gokcuk; Sumeyra Kayali; Meltem Tasbakan; Hulya Caskurlu; Merve Bozkır-Uludag; Merve Mert-Vahabi; Dilara Yaman; Ayhan Akbulut; Sholpan Kulzhanova; Roxana Cernat; Amani El-Kholy; Gergana Lengerova; Anna Líšková; Haitham Noaman Eyada; Mehmet Ozdemir; Abdullah Umut Pekok; Bilal Ahmad Rahimi; Gulden Yilmaz-Tehli; Cemal Bulut; Laman Galimova; Serkan Oncu; Merve Sefa-Sayar; Ghaydaa Shehata; Larissa Miftode; Jordi Rello
errShare
errSave
Follow-up, diagnosis, and outcomes of fever of unknown origin cases in whom no diagnosis was established after initial evaluation: an ID-IRI (Infectious Diseases - International Research Initiative) observational retrospective cohort study
err2026-05-11
err0
errOAAI
errUmran Elbahr; Hakan Erdem; Amel Letaief; Svjetlana Grgić; Lysien Ivania Zambrano; Wissal Ben Yahia; Bilal Ahmad Rahimi; Magdalena Baymakova; Reham Khedr; Emmanuel Nsutebu; Gamze Şanlıdağ; Meliha Meriç Koç; Serkan Öncü; Kostadin Poposki; Gülden Eser-Karlıdağ; Oğuz Reşat Sipahi
errShare
errSave
errShare
errSave
Clinical Outcomes of Cardiac Implantable Electronic Device-Related Endocarditis: An International ID-IRI Study
err2025-10-01
err0
errOAAI
errSelda Aydin; Ali Mert; Ahmet Naci Emecen; Balint Gergely Szabo; Firdevs Aksoy; Ozay Akyildiz; Sevil Alkan; Antonio Cascio; Oğuz Reşat Sipahi; Botond Lakatos; Muhammed Heja Geçit; Mehmet Emin Bilgin; Şükrü Arslan; Mustafa Yıldız; Zübeyir Bulat; Mehmet E. Gökçe; Fahrettin Katkat; Gülay Okay; Oğuzhan Acet; Serkan Öncü; Selçuk Kaya; Lorenza Guella; Ivica Markota; Juan Pablo Escalera Antezana; Jorge Leonardo Duran Crespo; Abdullah Umut Pekok; Mehmet Ali Tüz; Bilal Ahmad Rahimi; Amani El-Kholy; Hagar Mowafy; Tarsila Vieceli; Edmond Puca; Samir Javadli; Oktay Musayev; Fahad M. Al Majid; Fethi Kılıçarslan; Hakan Erdem
errShare
errSave
Managing penicillin resistant pneumococcal meningitis: an international id-iri study
err2025-09-02
err0
PREAI
errHakan Erdem; Elif Dogan; Handan Ankarali; Gorana Dragovac; Derya Seyman; Arzu Tarakci; Enes Dalmanoglu; Ayse Kaya-Kalem; Ayse Batirel; Seniha Senbayrak; Marija Cvetanovska; Sumeyye Kazancioglu; Abdullah Umut Pekok; Bilal Ahmad Rahimi; Mustafa Uguz; Selva Ala-Selek; Atahan Cagatay; Serap Demir-Tekol; Halil Kul; Tuba Kuruoglu; Fatih Temocin; Sevil Alkan; Furkan Baris Arikan; Turan Aslan; Meltem Tasbakan; Serife Altun-Demircan; Tuba Damar-Cakirca; Amani El-Kholy; Hasip Kahraman; Yordan Kalchev; Sholpan Kulzhanova; Anna Líšková; Serkan Oncu; Mehmet Özdemir; Deniz Özer; Nefise Öztoprak Cuvalci; Tugce Simsek-Bozok; Luca Mihaela Catalina; Egidia Miftode; Larisa Miftode; Marianna Murdjeva; Chizaram Onyeaghala; Bahar Busra Sivrikaya; Selcen Ozer-Kokkizil; Aysun Yalci; Oktay Yapici; Joanna Zajkowska; Teresa Fasciana
errShare
errSave
errShare
errSave
Bridging continents: postgraduate infectious diseases training programs from central Europe to Southeast Asia
err2025-07-08
err0
PREAI
errSelcen Öncü; Hakan Erdem; Zeliha Kocak Tufan; Seif Salim Al-Abri; Muna Al Maslamani; Jamal Wadi Alramahi; Sinan Alrifai; Ahmed Alsuwaidi; Altaf Ahmed; Rusmir Baljic; Bojana Beović; Rok Civljak; Amangul Duisenova; Dilruba Garashova; Krsto Grozdanovski; Arjan Harxhi; Tiberiu Holban; Souha Kanj; Suresh Kumar; Ainura Kutmanova; Masoud Mardani; Ziad Ahmed Memish; Egídia Gabriela Miftode; Sadie Namani; Serkan Öncü; Michael M. Petrov; Tomislav Preveden; Natalia Pshenichnaya; Bilal Ahmad Rahimi; Abdurashid Oblokulov; Yesim Taşova; Sotirios Tsiodras; George M. Varghese
errShare
errSave
Factors affecting mortality in COVID-19-associated pulmonary aspergillosis: An international ID-IRI study
errHELIYON
IF3.6
err2024-07-01
err0
errOAAI
errSahin, Meyha; Yilmaz, Mesut; Mert, Ali; Emecen, Ahmet Naci; Al Maslamani, Muna A. Rahman S.; Hashim, Samar Mahmoud A.; Ittaman, Ajithkumar Valooparambil; Al Ramahi, Jamal Wadi; Szabo, Balint Gergely; Konopnicki, Deborah; Elik, Dilsah Baskol; Lakatos, Botond; Sipahi, Oguz Resat; Khedr, Reham; Jalal, Sabah; Pshenichnaya, Natalia; Magdalena, Dumitru Irina; El-Kholy, Amani; Khan, Ejaz Ahmed; Alkan, Sevil; Hakamifard, Atousa; Sincan, Gulden; Esmaoglu, Aliye; Makek, Mateja Jankovic; Gurbuz, Esra; Liskova, Anna; Albayrak, Ayse; Stebel, Roman; Ulusoy, Tulay Unver; Ripon, Rezaul Karim; Moroti, Ruxandra; Dascalu, Cosmin; Rashid, Naveed; Cortegiani, Andrea; Bahad, Zeynep; Erdem, Hakan
errShare
errSave
Can daily bathing with 4% chlorhexidine plus daily chlorhexidine wipe for 1 week be effective in decolonizing Candida auris colonization?
err2023-11-28
err4
PREAI
errElbahr, Umran; Khairy, Amira; Dayyab, Farouq; Delos Reyes, Clark Steven; Pastrana, Jennie; Vineeth, Chithra; Hejres, Suha; Sudha, Shruti Prem; Keskin, Ozge; Rana, Shiv Singh; Fadel, Elias; Erdem, Hakan; Sipahi, Oguz Resat
errShare
errSave
Clinicopathological profile of peritoneal tuberculosis and a new scoring model for predicting mortality: an international ID-IRI study
err2023-06-15
err2
PREAI
errTanoglu, Alpaslan; Erdem, Hakan; Friedland, Jon S.; Ankarali, Handan; Garcia-Goez, Jose Fernando; Albayrak, Ayse; El-Kholy, Amani; Ceviker, Sevil Alkan; Amer, Fatma; Erol, Serpil; Darazam, Ilad Alavi; Rabiei, Mohammad Mahdi; Sarwar, Muhammad Zeeshan; Zeb, Misbah; Nawaz, Hassan; Ceylan, Mehmet Resat; Cernat, Roxana; Tasbakan, Meltem; Ayoade, Folusakin; Ruch, Yvon; Tigen, Elif Tuekenmez; Angioni, Goffredo; Rajani, Dhanji P.; Akhtar, Nasim; Surme, Serkan; Sengoz, Gonul; Karlidag, Gulden Eser; Marino, Andrea; Ripon, Rezaul Karim; Cag, Yasemin; Aydin, Ozlem; Akkoyunlu, Yasemin; Seyman, Derya; Angamuthu, Kumar; Cascio, Antonio; Popescu, Corneliu Petru; Sirmatel, Fatma; Eren, Esma; Dar, Razi Even; Munu, Foday Usman; Tanoglu, Esra Guzel; Echeverry, Esteban; Velez, Juan Diego; Artuk, Cumhur; Balin, Safak Ozer; Pandya, Nirav; Erdem, Aysegul; Demiray, Emine Kuebra Dindar; Aypak, Adalet
errShare
errSave
Classical fever of unknown origin in 21 countries with different economic development: an international ID-IRI study
err2023-02-15
err10
errOAAI
errErdem, Hakan; Baymakova, Magdalena; Alkan, Sevil; Letaief, Amel; Yahia, Wissal Ben; Dayyab, Farouq; Kolovani, Entela; Grgic, Svjetlana; Cosentino, Federica; Hasanoglu, Imran; Khedr, Reham; Marino, Andrea; Pekok, Abdullah Umut; Eser, Fatma; Arapovic, Jurica; Guner, Hatice Rahmet; Miftode, Ionela-Larisa; Poposki, Kostadin; Sanlidag, Gamze; Tahmaz, Alper; Sipahi, Oguz Resat; Miftode, Egidia Gabriela; Oncu, Serkan; Cagla-Sonmezer, Meliha; Addepalli, Syam Kumar; Darazam, Ilad Alavi; Kumari, Hema Prakash; Koc, Meliha Meric; Kumar, Meela Ranjith; Sayana, Suresh Babu; Wegdan, Ahmed Ashraf; Amer, Fatma; Ceylan, Mehmet Resat; El-Kholy, Amani; Onder, Taylan; Tehrani, Hamed Azhdari; Hakamifard, Atousa; Kayaaslan, Bircan; Shehata, Ghaydaa; Caskurlu, Hulya; El-Sayed, Nagwa Mostafa; Mortazavi, Seyed Erfan; Pourali, Mohammad; Elbahr, Umran; Kulzhanova, Sholpan; Yetisyigit, Tarkan; Saad, Sahar Ahmed; Cag, Yasemin; Eser-Karlidag, Gulden; Pshenichnaya, Natalia; Belitova, Maya; Akhtar, Nasim; Al-Majid, Fahad; Ayhan, Muge; Khan, Mumtaz Ali; Lanzafame, Massimiliano; Makek, Mateja Jankovic; Nsutebu, Emmanuel; Cascio, Antonio; Dindar-Demiray, Emine Kubra; Evren, Emine Unal; Kalas, Rama; Kalem, Ayse Kaya; Baljic, Rusmir; Ikram, Aamer; Kaya, Selcuk; Liskova, Anna; Szabo, Balint Gergely; Rahimi, Bilal Ahmad; Mutlu-Yilmaz, Esmeray; Sener, Alper; Rello, Jordi
errShare
errSave
Analyzing central-line associated bloodstream infection prevention bundles in 22 countries: The results of ID-IRI survey
err2022-12-01
err8
errOAAI
errDevrim, Ilker; Erdem, Hakan; El-Kholy, Amani; Almohaizeie, Abdullah; Logar, Mateja; Rahimi, Bilal Ahmad; Amer, Fatma; Alkan-Ceviker, Sevil; Sonmezer, Meliha Cagla; Belitova, Maya; Al-Ramahi, Jamal Wadi; Pshenichnaya, Natalia; Gad, Maha Ali; Santos, Lurdes; Khedr, Reham; Hassan, Abdullahi Nur; Boncuoglu, Elif; Cortegiani, Andrea; Marino, Andrea; Liskova, Anna; Hakamifard, Atousa; Popescu, Corneliu Petru; Khan, Mumtaz Ali; Marinova, Ralitsa; Petrov, Nikolaj; Nsutebu, Emmanuel; Shehata, Ghaydaa; Tehrani, Hamed Azhdari; Alay, Handan; Marekovic, Ivana; Zajkowska, Joanna; Konkayev, Aidos; Ramadan, Manar Ezzelarab; Pagani, Michele; Agin, Hasan; Tattevin, Pierre; El-Sokkary, Rehab; Ripon, Rezaul Karim; Fernandez, Ricardo; Del Vecchio, Rosa Fontana; Popescu, Simona Daniela; Kanj, Souha
errShare
errSave
Survival in rhino-orbito-cerebral mucormycosis: An international, multicenter ID-IRI study
err2022-06-01
err11
errOAAI
errCag, Yasemin; Erdem, Hakan; Gunduz, Mehmet; Komur, Suheyla; Ankarali, Handan; Ural, Serap; Tasbakan, Meltem; Tattevin, Pierre; Tombak, Anil; Ozturk-Engin, Derya; Tartar, Ayse Sagmak; Batirel, Ayse; Tekin, Recep; Duygu, Fazilet; Caskurlu, Hulya; Kurtaran, Behice; Durdu, Bulent; Haciseyitoglu, Demet; Rello, Jordi
errShare
errSave
THE COVID-19 VACCINATION ACCEPTANCE/HESITANCY RATE AND ITS DETERMINANTS AMONG HEALTHCARE WORKERS OF 91 COUNTRIES: A MULTICENTER CROSS-SECTIONAL STUDY
err2022-01-01
err23
errOAAI
errAskarian, Mehrdad; Semenov, Aleksandr; Llopis, Ferran; Rubulotta, Francesca; Dragovac, Gorana; Pshenichnaya, Natalia; Assadian, Ojan; Ruch, Yvon; Shayan, Zahra; Fortunatti, Cristobal Padilla; Lucey, Daniel; Almohaizeie, Abdullah; Kamal, Abu Hena Mostafa; Ogunshe, Adenike; Konkayev, Aidos; Beg, Asim; Primerano, Enzo; Amer, Fatma; Pilli, Hema Prakash Kumari; Hung, Ivan; Ayoade, Folusakin; Lefrant, Jean Yves; Zajkowska, Joanna; Rello, Jordi; Kazi, Momin; Taghrir, Mohammad Hossein; Blot, Stijn; Leib, Stephen; Hosseinpour, Parisa; Hosseinpour, Hamidreza; Erfani, Amirhossein; Borazjani, Roham; Akbarialiabad, Hossein; Najafi, Masoud; Askarian, Ardalan; Erdem, Hakan
errShare
errSave
Vector-borne and zoonotic infections and their relationships with regional and socioeconomic statuses: An ID-IRI survey in 24 countries of Europe, Africa and Asia
err2021-11-01
err12
PREAI
errSaydam, Fatma Nurhayat; Erdem, Hakan; Ankarali, Handan; Ramadan, Manar Ezz El-Arab; El-Sayed, Nagwa Mostafa; Civljak, Rok; Pshenichnaya, Natalia; Moroti, Ruxandra Valentina; Mahmuodabad, Fatemeh Moradi; Maduka, Agah Victor; Mahboob, Amjad; Kumari, Pilli Hema Prakash; Stebel, Roman; Cernat, Roxana; Fasanekova, Lenka; Uysal, Serhat; Tasbakan, Meltem; Arapovic, Jurica; Magdalena, Dumitru Irina; Angamuthu, Kumar; Ghanem-Zoubi, Nesrin; Meric-Koc, Meliha; Ruch, Yvon; Marino, Andrea; Sadykova, Ainur; Batirel, Ayse; Khan, Ejaz Ahmed; Kulzhanova, Sholpan; Al-Moghazi, Samir; Yegemberdiyeva, Ravilya; Nicastri, Emanuele; Pandak, Nenad; Akhtar, Nasim; Ozer-Balin, Safak; Cascio, Antonio; Dimzova, Marija; Evren, Hakan; Puca, Edmond; Tokayeva, Alma; Vecchi, Marta; Bozkurt, Ilkay; Dogan, Mustafa; Dirani, Natalia; Duisenova, Amangul; Khan, Mumtaz Ali; Kotsev, Stanislav; Obradovic, Zarema; Del Vecchio, Rosa Fontana; Almajid, Fahad; Barac, Aleksandra; Dragovac, Gorana; Pishmisheva-Peleva, Maria; Rahman, Md Tanvir; Rahman, Taufiquer; Le Marechal, Marion; Cag, Yasemin; Ikram, Aamer; Rodriguez-Morales, Alfonso J.
errShare
errSave
Profiles of multidrug-resistant organisms among patients with bacteremia in intensive care units: an international ID-IRI survey
err2021-06-21
err32
PREAI
errEl-Sokkary, Rehab; Uysal, Serhat; Erdem, Hakan; Kullar, Ravina; Pekok, Abdullah Umut; Amer, Fatma; Grgic, Svjetlana; Carevic, Biljana; El-Kholy, Amani; Liskova, Anna; Ozdemir, Mehmet; Khan, Ejaz Ahmed; Uygun-Kizmaz, Yesim; Pandak, Nenad; Pandya, Nirav; Arapovic, Jurica; Karaali, Ridvan; Oztoprak, Nefise; Petrov, Michael M.; Alabadla, Rami; Alay, Handan; El Kholy, Jehan Ali; Landelle, Caroline; Khedr, Reham; Mamtora, Dhruv; Dragovac, Gorana; Fernandez, Ricardo; Evren, Emine Unal; Raka, Lul; Cascio, Antonio; Dauby, Nicolas; Oncul, Ahsen; Balin, Safak Ozer; Cag, Yasemin; Dirani, Natalia; Dogan, Mustafa; Dumitru, Irina Magdalena; Gad, Maha Ali; Darazam, Ilad Alavi; Naghili, Behrouz; Del Vecchio, Rosa Fontana; Licker, Monica; Marino, Andrea; Akhtar, Nasim; Kamal, Mostafa; Angioni, Goffredo; Medic, Deana; Esmaoglu, Aliye; Gergely, Szabo Balint; Silva-Pinto, Andre; Santos, Lurdes; Miftode, Ionela Larisa; Tekin, Recep; Wongsurakiat, Phunsup; Khan, Mumtaz Ali; Kurekci, Yesim; Pilli, Hema Prakash; Grozdanovski, Krsto; Miftode, Egidia; Baljic, Rusmir; Vahabolgu, Haluk; Rello, Jordi
errShare
errSave
Anxiety among front-line health-care workers supporting patients with COVID-19: A global survey
err2021-01-01
err68
errOAAI
errCag, Yasemin; Erdem, Hakan; Gormez, Aynur; Ankarali, Handan; Hargreaves, Sally; Ferreira-Coimbra, Joao; Rubulotta, Francesca; Belliato, Mirko; Berger-Estilita, Joana; Pelosi, Paolo; Blot, Stijn; Lefrant, Jean Yves; Mardani, Masoud; Darazam, Ilad Alavi; Cag, Yakup; Rello, Jordi
errShare
errSave
The diagnostic utility of the Thwaites' system and lancet consensus scoring system in tuberculous vs. non-tuberculous subacute and chronic meningitis: multicenter analysis of 395 adult patients
err2020-10-23
err15
errOAAI
errSulaiman, Tarek; Medi, Sai; Erdem, Hakan; Senbayrak, Seniha; Ozturk-Engin, Derya; Inan, Asuman; Civljak, Rok; Nechifor, Mihai; Akbulut, Ayhan; Crisan, Alexandru; Ozguler, Muge; Namiduru, Mustafa; Savic, Branislava; Dulovic, Olga; Pehlivanoglu, Filiz; Sengoz, Gonul; Yasar, Kadriye; Inal, Ayse Seza; Parlak, Emine; Johansen, Isik Somuncu; Kursun, Ebru; Parlak, Mehmet; Yilmaz, Emel; Yilmaz, Gulden; Gul, Hanefi Cem; Oncul, Oral; Simeon, Soline; Tattevin, Pierre; Ulu-Kilic, Aysegul; Alabay, Selma; Beovic, Bojana; Catroux, Melanie; Hansmann, Yves; Harxhi, Arjan; Sener, Alper; Ozkaya, Hacer Deniz; Cag, Yasemin; Agalar, Canan; Vahaboglu, Haluk; Ugur, Berna Kaya; Hasbun, Rodrigo
errShare
errSave
Antibiotic use in patients with COVID-19: a 'snapshot' Infectious Diseases International Research Initiative (ID-IRI) survey
err2020-08-07
err181
errOAAI
errBeovic, Bojana; Dousak, May; Ferreira-Coimbra, Joao; Nadrah, Kristina; Rubulotta, Francesca; Belliato, Mirko; Berger-Estilita, Joana; Ayoade, Folusakin; Rello, Jordi; Erdem, Hakan
errShare
errSave
Prediction of unfavorable outcomes in West Nile virus neuroinvasive infection - Result of a multinational ID-IRI study
err2020-01-01
err18
PREAI
errPopescu, Corneliu Petru; Florescu, Simin Aysel; Hasbun, Rodrigo; Harxhi, Arjan; Evendar, Razi; Kahraman, Hasip; Neuberger, Ami; Codreanu, Daniel; Zaharia, Mihaela Florentina; Tosun, Selma; Ceausu, Emanoil; Ruta, Simona Maria; Dragovac, Gorana; Pshenichnaya, Natalia; Gopatsa, Galina; Shmaylenko, Olga; Nagy, Eva; Malbasa, Jelena Djekic; Strbac, Mirjana; Pandak, Nenad; Pullukcu, Husnu; Lakatos, Botond; Cag, Yasemin; Cascio, Antonio; Coledan, Ilaria; Oncu, Serkan; Erdem, Hakan
errShare
errSave