Authors: J M Cowden; M O'Mahony; C L Bartlett; B Rana; B Smyth; D Lynch; H Tillett; L Ward; D Roberts; R J Gilbert Journal: Epidemiol Infect Date: 1989-10 Impact factor: 2.451
Authors: M C O'Mahony; R E Stanwell-Smith; H E Tillett; D Harper; J G Hutchison; I D Farrell; D N Hutchinson; J V Lee; P J Dennis; H V Duggal Journal: Epidemiol Infect Date: 1990-06 Impact factor: 2.451