Affiliation: | (1) Regional Virus Laboratory and WHO Collaborating Centre for Reference and Research on Rotaviruses, East Birmingham Hospital, B9 5ST Birmingham, UK;(2) Wellcome Research Unit Christian, Medical College Hospital, Vellore, Tamil Nadu, India;(3) Present address: Virus Reference Laboratory, C.P.H.L., NW9 5HT Colindale, London |