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Prospective cohort versus retrospective cohort studies to estimate incidence
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Medknow Publications & Media Pvt Ltd
2014
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4271285/ https://www.ncbi.nlm.nih.gov/pubmed/25538420 http://dx.doi.org/10.4103/0972-5229.146329 |