Siddiqi Kamran, Jawad Mohammed, Mushtaq Nasir, Ali Shehzad, Khan Javaid Ahmed
Department of Health Sciences, University of York, York YO10 5DD, UK.
Department of Primary Care and Public Health, Imperial College London, London W6 8RP, UK ; Academic Unit of Primary Care and Population Sciences, University of Southampton, Southampton SO16 6YD, UK.
Biomed Res Int. 2015;2015:570173. doi: 10.1155/2015/570173. Epub 2015 Jul 27.