Open AccessObservational studies versus controlled clinical trials for efficacy & effectiveness of a drug
Author(s) -
Kanica Kaushal,
Sunil Kumar Raina
Publication year - 2015
Publication title -
indian journal of medical research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.578
H-Index - 87
ISSN - 0971-5916
DOI - 10.4103/0971-5916.159313
Subject(s) - observational study , medicine , drug , clinical trial , efficacy , intensive care medicine , pharmacology