Miller JE, Wilenzick M, Ritcey N, et al. Measuring clinical trial transparency: an empirical analysis of newly approved drugs and large pharmaceutical companies. BMJ Open 2017;0:e017917. doi:10.1136/ bmjopen-2017-017917
Cross-sectional descriptive analysis of all clinical trials supporting 2014 Food and Drugs Administration (FDA)-approved new drug applications (NDAs) for novel drugs sponsored by large companies.