Authors: J C Thomas; N S Bendana; S H Waterman; M Rathbun; G Arakere; C E Frasch; J D Wenger; V Magsombol; J H Clark Journal: Am J Epidemiol Date: 1991-02-01 Impact factor: 4.897
Authors: R W Pinner; B G Gellin; W F Bibb; C N Baker; R Weaver; S B Hunter; S H Waterman; L F Mocca; C E Frasch; C V Broome Journal: J Infect Dis Date: 1991-08 Impact factor: 5.226