Sharma, A., Agarwal, S., Bala, K. and Chaudhary, U. (2017) “Seroprevalence of antistreptolysin O antibodies in a tertiary health care centre in Haryana, India: a three year retrospective study”, International Journal of Research in Medical Sciences, 4(7), pp. 2636–2638. doi: 10.18203/2320-6012.ijrms20161923.