Authors: O Kurauchi; T Furui; A Itakura; H Ishiko; M Sugiyama; Y Ohno; H Ando; A Tanamura; T Ishida; A Nawa Journal: Arch Gynecol Obstet Date: 1993 Impact factor: 2.344
Authors: A J Weiner; M M Thaler; K Crawford; K Ching; J Kansopon; D Y Chien; J E Hall; F Hu; M Houghton Journal: J Virol Date: 1993-07 Impact factor: 5.103