Authors: D A Hunt; K A Cartwright; M C Smith; J Middleton; C L Bartlett; J V Lee; P J Dennis; D Harper Journal: Epidemiol Infect Date: 1991-08 Impact factor: 2.451
Authors: E Mitchell; M O'Mahony; J M Watson; D Lynch; C Joseph; C Quigley; R Aston; G N Constable; R J Farrand; S Maxwell Journal: Epidemiol Infect Date: 1990-04 Impact factor: 2.451