Tirohia te wāhanga i raro nei, kātahi ka whakautu i te pātai i muri mai i te reo kotahi me te wāhanga:  Passage: Ko te take VIII i kitea he ngoikore i roto i te haumanu haumanu i mohiotia engari i te waitohu o te haumanu A; i kitea i nga tau 1950 ka kiia ko te globulin antihemophilic na tona kaha ki te whakatika i te haumanu A. I kitea te take IX i te 1952 i roto i te tuuroro taiohi me te haumanu B ko Stephen Christmas (1947<unk>1993). I whakaahuatia tana ngoikoretanga e Dr. Rosemary Biggs me te Ahorangi R.G. MacFarlane i Oxford, UK. Ko te take, no reira, i huaina ko te take Kirihimete. I noho a Christmas ki Kanata, a, i pakanga ia mo te haumaru o te whakaheke toto tae noa ki te mate o te mate AIDS i te tau 46. Ko tētahi ingoa kē mō te take ko te wāhanga plasma thromboplastin, i hoatu e tētahi rōpū motuhake i California. Ko te take Hageman, e mōhiotia ana inaianei ko te take XII, i kitea i te tau 1955 i roto i te tūroro asymptomatic me te wa toto roa e huaina ana ko John Hageman. I whai ake te Factor X, te Stuart-Prower factor rānei, i te tau 1956. I kitea tēnei pūmua i roto i te Ms. Audrey Prower o Rānana, he āhua whakaheke toto ia. I te tau 1957, i kitea e tētahi rōpū o Amerika te take kotahi i roto i a Mr. Rufus Stuart. Ko ngā take XI me XIII i mōhiotia i te tau 1953 me te tau 1961. Ko te tirohanga ko te tukanga kohikohi he "runga" he "runga wai" i whakapuakina tata tonu e MacFarlane i te UK me Davie me Ratnoff i te USA, i runga i te tikanga.  Pātai: I pēhea te Kirihimete i te 46 o ō tau?
e mate ana ki te mate AIDS e pā ana ki te whakaheke toto