The mystery of India’s missing clinical trial results Shreya Dasgupta. BMJ 2020;371:m4835 Around eleven years ago  India had made a very welcome move - it was mandatory to register every clinical trial, in a national registry. The CTRI or the Clinical Trials Registry of India, created in 2007,  would then have a database of every trial registered, its progress at various stages and its results. The researchers could also link the registration record to a paper when it was later published in a journal. In order for trial results to be shared in the public domain, every researcher who registers…