Authors: G K Bysani; D C Stokes; M Fishman; J L Shenep; W K Hildner; K Rufus; N Bradham; M E Costlow Journal: J Infect Dis Date: 1990-10 Impact factor: 5.226
Authors: W Lorenz; D Duda; W Dick; H Sitter; A Doenicke; A Black; D Weber; H Menke; B Stinner; T Junginger Journal: Lancet Date: 1994-04-16 Impact factor: 79.321