Authors: J R Daling; N S Weiss; T G Hislop; C Maden; R J Coates; K J Sherman; R L Ashley; M Beagrie; J A Ryan; L Corey Journal: N Engl J Med Date: 1987-10-15 Impact factor: 91.245
Authors: R Reid; M Greenberg; A B Jenson; M Husain; J Willett; Y Daoud; G Temple; C R Stanhope; A I Sherman; G D Phibbs Journal: Am J Obstet Gynecol Date: 1987-01 Impact factor: 8.661