Sreedhara, Prakash Amboiram, Binu Ninan, Umamaheswari Balakrishnan, Ashok Chandrasekaran, Jebaraj Rathiswamy, Sivakumar Kothandam, Abiramalatha Thangaraj, Usha Devi Rajendran
Sri Ramachandra Medical College and Research Institute. Chennai, India. Department of Neonatology, Sri Ramachandra Medical College and Research Institute. Chennai, India. Department of Cardiology, Madras Medical Mission. Chennai, India. Department of Pediatric Cardiology