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Helena Szrek

Universidade do Porto

15H指数
32论文数
774被引数
收录论文 7
发表时间
Stroke rehabilitation pathways during the first year: A cost-effectiveness analysis from a cohort of 460 individuals
err2024-05-01
err0
errOAAI
errBarbosa, Pedro Maciel; Szrek, Helena; Ferreira, Lara Noronha; Cruz, Vitor Tedim; Firmino-Machado, Joao
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A comparison of EPI sampling, probability sampling, and compact segment sampling methods for micro and small enterprises小微企业EPI抽样、概率抽样和紧凑分段抽样方法的比较
err2012-05-01
err27
errOAAI
errChao, Li-Wei; Szrek, Helena; Peltzer, Karl; Ramlagan, Shandir; Fleming, Peter; Leite, Rui; Magerman, Jesswill; Ngwenya, Godfrey B.; Pereira, Nuno Sousa; Behrman, Jere
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Poor health kills small business: Illness and microenterprises in South Africa
err2007-03-01
err25
PREAI
errChao, Li-Wei; Pauly, Mark; Szrek, Helena; Pereira, Nuno Sousa; Bundred, Frances; Cross, Catherine; Gow, Jeff
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