Malik, S., Anantharamu, T., Salmani, M. F., Pradhan, S. and Mathur, A. G. (2018) “An analysis of adherence to the World Health Organisation guidelines pertaining to drug promotional literature by pharmaceutical firms”, International Journal of Basic & Clinical Pharmacology, 7(12), pp. 2429–2432. doi: 10.18203/2319-2003.ijbcp20184860.