Have some beneficial effects of hydroxychloroquine been overestimated? Potential biases in observational studies of drug effects: comment on the article by Pons-Estel et al.
Vinet
Evelyne
E
Bernatsky
Sasha
S
Suissa
Samy
S
D015982:Bias; D004791:Enzyme Inhibitors / Q000627:therapeutic use*; D006801:Humans; D006886:Hydroxychloroquine / Q000627:therapeutic use*; D007668:Kidney / Q000187:drug effects*; D008181:Lupus Nephritis / Q000188:drug therapy* / Q000453:epidemiology*; D016016:Proportional Hazards Models
D004791:Enzyme Inhibitors; D006886:Hydroxychloroquine