Michie C A, Acolet D, Charlton R, Stevens J P, Happerfield L C, Bobrow L G, Kangro H, Gau G, Modi N
Royal Postgraduate Medical School, Department of Paediatrics and Neonatal Medicine, Queen Charlotte's and Chelsea Hospital, London, United Kingdom.
Pediatr Infect Dis J. 1992 Dec;11(12):1050-3. doi: 10.1097/00006454-199211120-00012.