did blood count studies. KOHN: I was wondering how much... I did not put ieinto a patient, blood and s@®e an ordinary blood count. I just took 2Sample of The amount of blood Wiyfidrawn was no hazard. G. UCPHS BERGE:Well no. One more question. You mentioned that you first came to UCSF as a member of the Public Health Service. Can you describe what you did during those times? KOHN: The Public Health Service in 49 or '50, the Public Health Service was going to establish a clinical cancer service of their own oeadyhe, were going to have a, well, they thought they might have, perhaps I should say, a large radio biological research unit associated with it y and also for public health work. So I'd been recruited, i REEL as a person who might serve in that large unit when it came into action. react assigned . to ASM... LALLALLLAL Cae asterradieesershorapiseshil eho ertetenieds @kx Ridge, I was sent to Oak Ridge, because Arnold requested, Oak Ridge people requested, > te that I work there. de somebody wee—ESHttassoloaeoaqqee titre f They needed = n te the h animal work ear that might have some SEE Le man. Smite ting , & I was on extended duty, as they said in the Public Health Service, Assigned to Oak Ridge I stayed there for two years andFhen I felt to stay in this business I had to see what happens to man. So I asked to go hy to San Francisco, 37