1. Afzal Khan:
Department of Paediatrics, PMGI, Leady Reading Hospital, Peshawar, Pakistan
2. Asmat Ara Khattak:
Department of Paediatrics, PMGI, Leady Reading Hospital, Peshawar, Pakistan
3. Liaquat Ali:
Department of Paediatrics, PMGI, Leady Reading Hospital, Peshawar, Pakistan