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G

Grigorios I. Leontiadis

McMaster University

45H指数
189论文数
1.1W被引数
收录论文 83
发表时间
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Surgical and Procedural Bleed Risk Stratification for Anticoagulated Patients Undergoing Planned Surgery: Guidance from the ISTH SSC Subcommittee on Perioperative and Critical Care Thrombosis and Hemostasis
errJournal of Thrombosis and Haemostasis
IF5
err2026-02-05
err0
PREAI
errJoseph R. Shaw; Jameel Abdulrehman; Steffan Frosi Stella; Grigorios I. Leontiadis; Jan Steffel; Maria P. Ntalouka; Guillaume Martel; Kari A.O. Tikkinen; Prism Schneider; Mark Turrentine; Achilleas Thoma; Daniel Lee; Adam P.J.J. Bray; Nick Blanas; Edsel Ing; Risa Shorr; Deborah M. Siegal; Jerrold H. Levy; Jean M. Connors; Alex C. Spyropoulos
err分享
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Reply to Lankarani回复兰卡拉尼
errGastroenterology
IF25.1
err2025-11-21
err0
PREAI
errFrances Tse; Alan N. Barkun; Loren Laine; Grigorios I. Leontiadis
err分享
err收藏
Corrigendum to GRADE guidance 39: using GRADE-ADOLOPMENT to adopt, adapt or create contextualized recommendations from source guidelines and evidence syntheses [Journal of Clinical Epidemiology 81 (2024) 111494]勘误表：GRADE指南39：使用GRADE-ADOLOPMENT从源指南和证据综合中采纳、改编或创建情境化建议 [《临床流行病学杂志》81卷（2024年）第111494页]
errJournal of Clinical Epidemiology
IF5.2
err2025-09-27
err0
PREAI
errMiloslav Klugar; Tamara Lotfi; Andrea J. Darzi; Marge Reinap; Jitka Klugarová; Lucia Kantorová; Jun Xia; Romina Brignardello-Petersen; Andrea Pokorná; Glen Hazlewood; Zachary Munn; Rebecca L. Morgan; Ingrid Toews; Ignacio Neumann; Patraporn Bhatarasakoon; Airton Tetelbom Stein; Michael McCaul; Alexander G. Mathioudakis; Kristen E. D'Anci; Grigorios I. Leontiadis; Celeste Naude; Lenny T. Vasanthan; Joanne Khabsa; Malgorzata M. Bala; Reem Mustafa; Karen DiValerio Gibbs; Robby Nieuwlaat; Nancy Santesso; Dawid Pieper; Saphia Mokrane; Israa Soghier; Wanchai Lertwatthanawilat; Wojtek Wiercioch; Shahnaz Sultan; Jana Rozmarinová; Pavla Drapačová; Yang Song; Marwa Amer; Yasser S. Amer; Shahab Sayfi; Ilse M. Verstijnen; Ein-Soon Shin; Zuleika Saz-Parkinson; Kevin Pottie; Alessandra Ruspi; Ana Marušić; K.M. Saif-Ur-Rahman; Maria X. Rojas; Elie A. Akl; Holger J. Schünemann
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Canadian Association of Gastroenterology Clinical Practice Guideline for the Endoscopic Management of Nonvariceal Nonpeptic Ulcer Upper Gastrointestinal Bleeding加拿大胃肠病学会内镜管理非静脉曲张性非消化性溃疡上消化道出血临床实践指南
errGastroenterology
IF25.1
err2025-08-08
err0
errOAAI
errAlan N. Barkun; Loren Laine; Grigorios I. Leontiadis; Ian M. Gralnek; Nicholas Carman; Mostafa Ibrahim; Michael Sey; Ali A. Alali; Matthew W. Carroll; Lawrence Hookey; Mark Borgaonkar; David Armstrong; James Y.W. Lau; Nauzer Forbes; Rapat Pittayanon; Frances Tse
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A Novel Approach to Consider Planetary Health in Guideline Development: A GRADE Approach Using the Allergic Rhinitis and its Impact on Asthma (ARIA) 2024-2025 Guidelines as a Case Study
errThe Journal of Allergy and Clinical Immunology: In Practice
IF6.6
err2025-06-10
err0
PREAI
errRafael José Vieira; Bernardo Sousa-Pinto; Alina Herrmann; Josep Antó; Sian Williams; Antonio Bognanni; Ana Margarida Pereira; Tari Haahtela; Grigorios I. Leontiadis; Oliver Pfaar; Arunas Valiulis; Torsten Zuberbier; Thomas Piggott; Holger J. Schünemann; Jean Bousquet
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err收藏
An international guideline training and certification programme
errBULLETIN OF THE WORLD HEALTH ORGANIZATION
IF5.7
err2025-04-01
err0
errOAAI
errSchunemann, Holger J.; Okwen, Patrick; Akl, Elie; Chrisp, Paul; Dahm, Philipp; Falck-Ytter, Yngve; Florez, Ivan; Follmann, Markus; Harrow, Elaine; Jameleddine, Mouna; Klugar, Miloslav; Langendam, Miranda; Leng, Gillian; Leontiadis, Grigorios; Lotfi, Tamara; Marthe, Bogne Penka; Meerpohl, Joerg; Munn, Zachary; Neumann, Ignacio; Piggott, Thomas; Qaseem, Amir; Santesso, Nancy; Sultan, Shahnaz; Wiercioch, Wojtek; Xia, Jun; Nieuwlaat, Robby
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err收藏
GRADE guidance 39: using GRADE-ADOLOPMENT to adopt, adapt or create contextualized recommendations from source guidelines and evidence syntheses39年级指导: 使用GRADE-adoolopment从源指南和证据综合中采用，适应或创建情境化建议
errJOURNAL OF CLINICAL EPIDEMIOLOGY
IF5.2
err2024-10-01
err2
PREAI
errKlugar, Miloslav; Lotfi, Tamara; Darzi, Andrea J.; Reinap, Marge; Klugarova, Jitka; Kantorova, Lucia; Xia, Jun; Brignardello-Petersen, Romina; Pokorna, Andrea; Hazlewood, Glen; Munn, Zachary; Morgan, Rebecca L.; Toews, Ingrid; Neumann, Ignacio; Bhatarasakoon, Patraporn; Stein, Airton Tetelbom; Mccaul, Michael; Mathioudakis, Alexander G.; D'Anci, Kristen E.; Leontiadis, Grigorios I.; Naude, Celeste; Vasanthan, Lenny T.; Khabsa, Joanne; Bala, Malgorzata M.; Mustafa, Reem; Gibbs, Karen DiValerio; Nieuwlaat, Robby; Santesso, Nancy; Pieper, Dawid; Mokrane, Saphia; Soghier, Israa; Lertwatthanawilat, Wanchai; Wiercioch, Wojtek; Sultan, Shahnaz; Rozmarinova, Jana; Drapacova, Pavla; Song, Yang; Amer, Marwa; Amer, Yasser S.; Sayfi, Shahab; Verstijnen, Ilse M.; Shin, Ein-Soon; Saz-Parkinson, Zuleika; Pottie, Kevin; Ruspi, Alessandra; Marusic, Ana; Saif-Ur-Rahman, K. M.; Rojas, Maria X.; Akl, Elie A.; Schunemann, Holger J.
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err收藏
Relative Efficacies of Interventions to Improve the Quality of Screening-Related Colonoscopy: A Systematic Review and Network Meta-Analysis of Randomized Controlled Trials提高结肠镜筛查相关检查质量的干预措施的相对疗效: 随机对照试验的系统评价和网络荟萃分析
errGASTROENTEROLOGY
IF25.1
err2024-08-01
err2
PREAI
errKhan, Rishad; Ruan, Yibing; Yuan, Yuhong; Khalaf, Kareem; Sabrie, Nasruddin S.; Gimpaya, Nikko; Scaffidi, Michael A.; Bansal, Rishi; Vaska, Marcus; Brenner, Darren R.; Hilsden, Robert J.; Heitman, Steven J.; Leontiadis, Grigorios I.; Grover, Samir C.; Forbes, Nauzer
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Considering planetary health in health guidelines and health technology assessments: a scoping review protocol在健康指南和健康技术评估中考虑行星健康: 范围界定审查协议
errSYSTEMATIC REVIEWS
IF3.9
err2024-06-22
err0
errOAAI
errPiggott, Thomas; Raja, Maheen; Michels, Charlotte T. J.; Herrmann, Alina; Scahill, Karolina Anna; Darzi, Andrea J.; Jewell, Laura; Saif-Ur-Rahman, K. M.; Napierala, Hendrik; Heuer, Ruben; Morgan, Rebecca L.; Leontiadis, Grigorios I.; Neumann, Ignacio; Schuenemann, Holger; Miller, Fiona A.
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Letter to the Editor: Endoscopy for potential variceal bleeding within 12 hours-Not so fast!
errHEPATOLOGY
IF15.8
err2024-04-12
err0
errOAAI
errLaine, Loren; Barkun, Alan N.; Leontiadis, Grigorios I.
err分享
err收藏
Misuse of Cox Proportional Hazards Regression in Comparing ESD and EMR Outcomes: Hazard Rates Must Be Proportional
errCLINICAL GASTROENTEROLOGY AND HEPATOLOGY
IF12
err2022-12-01
err1
PREAI
errRubenstein, Joel H.; Leontiadis, Grigorios I.
err分享
err收藏
Analytical frameworks in colorectal cancer guidelines: development of methods for systematic reviews, their application and practical guidance for their use
errJOURNAL OF CLINICAL EPIDEMIOLOGY
IF5.2
err2022-09-01
err0
PREAI
errKaram, Samer G.; Darzi, Andrea J.; Bognanni, Antonio; Morsi, Rami Z.; Tannous, Elie E.; Charide, Rana; Choe, Se-In; Stalteri, Rosa; Lee, Yung; Piggott, Thomas; Jewell, Laura; Schuenemann, Finn; Langendam, Miranda; Parmelli, Elena; Saz-Parkinson, Zuleika; Roi, Annett; Vilahur, Nadia; Vali, Yasaman; Waffenschmidt, Siw; Owens, Douglas K.; Leontiadis, Grigorios I.; Moayyedi, Paul; Brozek, Jan L.; Schuenemann, Holger J.
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Good or best practice statements: proposal for the operationalisation and implementation of GRADE guidance
errBMJ EVIDENCE-BASED MEDICINE
IF7.6
err2022-04-15
err44
errOAAI
errDewidar, Omar; Lotfi, Tamara; Langendam, Miranda W.; Parmelli, Elena; Parkinson, Zuleika Saz; Solo, Karla; Chu, Derek K.; Mathew, Joseph L.; Akl, Elie A.; Brignardello-Petersen, Romina; Mustafa, Reem A.; Moja, Lorenzo; Iorio, Alfonso; Chi, Yuan; Canelo-Aybar, Carlos; Kredo, Tamara; Karpusheff, Justine; Turgeon, Alexis F.; Alonso-Coello, Pablo; Wiercioch, Wojtek; Gerritsen, Annette; Klugar, Miloslav; Rojas, Maria Ximena; Tugwell, Peter; Welch, Vivian Andrea; Pottie, Kevin; Munn, Zachary; Nieuwlaat, Robby; Ford, Nathan; Stevens, Adrienne; Khabsa, Joanne; Nasir, Zil; Leontiadis, Grigorios; Meerpohl, Joerg; Piggott, Thomas; Qaseem, Amir; Matthews, Micayla; Schunemann, Holger J.
err分享
err收藏
Which actionable statements qualify as good practice statements In Covid-19 guidelines? A systematic appraisal
errBMJ EVIDENCE-BASED MEDICINE
IF7.6
err2022-04-15
err6
errOAAI
errDewidar, Omar; Lotfi, Tamara; Langendam, Miranda; Parmelli, Elena; Parkinson, Zuleika Saz; Solo, Karla; Chu, Derek K.; Mathew, Joseph L.; Akl, Elie A.; Brignardello-Petersen, Romina; Mustafa, Reem A.; Moja, Lorenzo; Iorio, Alfonso; Chi, Yuan; Canelo-Aybar, Carlos; Kredo, Tamara; Karpusheff, Justine; Turgeon, Alexis F.; Alonso-Coello, Pablo; Wiercioch, Wojtek; Gerritsen, Annette; Klugar, Miloslav; Rojas, Maria Ximena; Tugwell, Peter; Welch, Vivian Andrea; Pottie, Kevin; Munn, Zachary; Nieuwlaat, Robby; Ford, Nathan; Stevens, Adrienne; Khabsa, Joanne; Nasir, Zil; Leontiadis, Grigorios, I; Meerpohl, Joerg J.; Piggott, Thomas; Qaseem, Amir; Matthews, Micayla; Schunemann, Holger J.
err分享
err收藏
American College of Gastroenterology-Canadian Association of Gastroenterology Clinical Practice Guideline: Management of Anticoagulants and Antiplatelets During Acute Gastrointestinal Bleeding and the Periendoscopic Period
errAMERICAN JOURNAL OF GASTROENTEROLOGY
IF7.6
err2022-03-17
err58
errOAAI
errAbraham, Neena S.; Barkun, Alan N.; Sauer, Bryan G.; Douketis, James; Laine, Loren; Noseworthy, Peter A.; Telford, Jennifer J.; Leontiadis, Grigorios, I
err分享
err收藏
Evolutionary Medicine Perspectives: Helicobacter pylori, Lactose Intolerance, and 3 Hypotheses for Functional and Inflammatory Gastrointestinal and Hepatobiliary Disorders
errAMERICAN JOURNAL OF GASTROENTEROLOGY
IF7.6
err2022-02-15
err3
errOAAI
errLeontiadis, Grigorios, I; Longstreth, George F.
err分享
err收藏
Proton pump inhibitor treatment initiated prior to endoscopic diagnosis in upper gastrointestinal bleeding
errCOCHRANE DATABASE OF SYSTEMATIC REVIEWS
IF9.4
err2022-01-07
err11
errOAAI
errKanno, Takeshi; Yuan, Yuhong; Tse, Frances; Howden, Colin W.; Moayyedi, Paul; Leontiadis, Grigorios, I
err分享
err收藏
A taxonomy and framework for identifying and developing actionable statements in guidelines suggests avoiding informal recommendations
errJOURNAL OF CLINICAL EPIDEMIOLOGY
IF5.2
err2022-01-01
err25
PREAI
errLotfi, Tamara; Hajizadeh, Anisa; Moja, Lorenzo; Akl, Elie A.; Piggott, Thomas; Kredo, Tamara; Langendam, Miranda W.; Iorio, Alfonso; Klugar, Miloslav; Klugarova, Jitka; Neumann, Ignacio; Wiercioch, Wojtek; Leontiadis, Grigorios, I; Mbuagbaw, Lawrence; Turgeon, Alexis F.; Meerpohl, Joerg; Stevens, Adrienne; Brozek, Jan; Santesso, Nancy; Pottie, Kevin; Dewidar, Omar; Flottorp, Signe A.; Karpusheff, Justine; Saz-Parkinson, Zuleika; Rojas, Maria X.; Parmelli, Elena; Chu, Derek K.; Tugwell, Peter; Welch, Vivian; Avey, Marc T.; Brignardello-Petersen, Romina; Mathew, Joseph L.; Munn, Zachary; Nieuwlaat, Robby; Ford, Nathan; Qaseem, Amir; Askie, Lisa M.; Schunemann, Holger J.
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ACG Clinical Guideline: Upper Gastrointestinal and Ulcer Bleeding (vol 116, pg 899, 2021)
errAMERICAN JOURNAL OF GASTROENTEROLOGY
IF7.6
err2021-09-09
err4
PREAI
errLaine, Loren; Barkun, Alan N.; Saltzman, John R.; Martel, Myriam; Leontiadis, Grigorios I.
err分享
err收藏
ACG Clinical Guideline: Upper Gastrointestinal and Ulcer Bleeding
errAMERICAN JOURNAL OF GASTROENTEROLOGY
IF7.6
err2021-05-01
err242
errOAAI
errLaine, Loren; Barkun, Alan N.; Saltzman, John R.; Martel, Myriam; Leontiadis, Grigorios I.
err分享
err收藏

研究方向

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