Authors: K P West; R P Pokhrel; J Katz; S C LeClerq; S K Khatry; S R Shrestha; E K Pradhan; J M Tielsch; M R Pandey; A Sommer Journal: Lancet Date: 1991-07-13 Impact factor: 79.321
Authors: M L Barreto; L M Santos; A M Assis; M P Araújo; G G Farenzena; P A Santos; R L Fiaccone Journal: Lancet Date: 1994-07-23 Impact factor: 79.321