Authors: A C Steere; R C Aber; L R Warford; K E Murphy; J C Feeley; P S Hayes; H W Wilkinson; R R Facklam Journal: J Pediatr Date: 1975-11 Impact factor: 4.406
Authors: R T Hall; W Barnes; L Krishnan; D J Harris; P G Rhodes; J Fayez; G L Miller Journal: Am J Obstet Gynecol Date: 1976-03-15 Impact factor: 8.661