Sharma, MeenakshiGoel, SonuSingh, Sharad KumarSharma, RamanGupta, Pramod K2016-01-072016-01-072015-04Sharma Meenakshi, Goel Sonu, Singh Sharad Kumar, Sharma Raman, Gupta Pramod K. Authors’ response. Indian Journal of Medical Research. 2015 Apr; 141(4): 488.http://imsear.searo.who.int/handle/123456789/170175enArticle