Authors: J B Weissman; W E DeWitt; J Thompson; C N Muchnick; B L Portnoy; J C Feeley; E J Gangarosa Journal: Am J Epidemiol Date: 1974-12 Impact factor: 4.897
Authors: W B Baine; M Mazzotti; D Greco; E Izzo; A Zampieri; G Angioni; M Di Gioia; E J Gangarosa; F Pocchiari Journal: Lancet Date: 1974-12-07 Impact factor: 79.321
Authors: A Z Kapikian; H W Kim; R G Wyatt; W L Cline; J O Arrobio; C D Brandt; W J Rodriguez; D A Sack; R M Chanock; R H Parrott Journal: N Engl J Med Date: 1976-04-29 Impact factor: 91.245