Authors: S K Kabra; P Kumar; I C Verma; D Mukherjee; B H Chowdhary; S Sengupta; R N Singh; S P Khatua; N Miglani; K M Sehai Journal: Indian J Pediatr Date: 1991 Jul-Aug Impact factor: 1.967
Authors: I Lutsar; A Gontmacher; M Närska; V Rüütel; M Topman; P Ilves; T Siirde; A Beilmann Journal: Infection Date: 1995 Mar-Apr Impact factor: 3.553