by Agarwal, Vijay, Okonta, Kelechi E, Lal, Praveen S
Published in African journal of paediatric surgery (01.09.2012)

by Lal, Praveen S, Chavan, Bhushan, Devendran, Vimala Rani, Varghese, Roy, Murmu, Uday Charan, Kumar, Raghavannair Suresh
Published in Asian cardiovascular & thoracic annals (01.04.2013)

by Praveen Lal C.S., Nair, Sajini B.
Published in Indian journal of human development (01.12.2017)