Authors: Santosh K Bhargava; Harshpal Singh Sachdev; Caroline H D Fall; Clive Osmond; Ramakrishnan Lakshmy; David J P Barker; Sushant K Dey Biswas; Siddharth Ramji; Dorairaj Prabhakaran; Kolli Srinath Reddy Journal: N Engl J Med Date: 2004-02-26 Impact factor: 91.245