Romain, Neugebauer; Malini, Chandra; Antonio, Paredes; … - In: Journal of Causal Inference 1 (2013) 1, pp. 21-50
Purpose: Observational studies designed to investigate the safety of a drug in a postmarketing setting typically aim to examine rare and non-acute adverse effects in a population that is not restricted to particular patient subgroups for which the therapy, typically a drug, was originally...