- Vinay Vamadev Kulkarni, DM,
- Sourabh Dutta, MD, PhD,
- Venkataseshan Sundaram, DM, and
- Shiv Sajan Saini, DM
- Newborn Unit, Department of Pediatrics, Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh, India
Dr Kulkarni participated in the study design, recruited patients, performed echocardiography, collected data, and drafted the manuscript; Dr Dutta conceptualized and designed the study, supervised the collection of and analyzed the data, and critically revised and finalized the manuscript; Drs Sundaram and Saini participated in the study design, reviewed the echocardiography, and participated in the revision of manuscript; and all authors approved the final manuscript as submitted.