Bell WR, Chulay JD, Feinberg JE (September 1997). "Manifestations resembling thrombotic microangiopathy in patients with advanced human immunodeficiency virus (HIV) disease in a cytomegalovirus prophylaxis trial (ACTG 204)". Medicine (Baltimore). 76 (5): 369–380. doi:10.1097/00005792-199709000-00004. PMID9352739.
Bell WR, Chulay JD, Feinberg JE (September 1997). "Manifestations resembling thrombotic microangiopathy in patients with advanced human immunodeficiency virus (HIV) disease in a cytomegalovirus prophylaxis trial (ACTG 204)". Medicine (Baltimore). 76 (5): 369–380. doi:10.1097/00005792-199709000-00004. PMID9352739.