Document Lgo9n1RZN4Gr6xavmoy1o9zzq

Doctor Robert ... Kehoe hetr.erinp Laboratories College of L'edicine idsn Street Cincinnati 19, Ohio Dear Doctor Kehoe. T\;o c"?stions novo cove uo, rnfi npoin 1 have to cocie to you tor "D.o p prsv?r". Cm on individual who is hrentrinr in Hr bi~hly contamin ate? '-'It.h lend dust or .fumes for several hours sustain ? rauid blood lead rise ..'!thin this period? Tor evcsynies is it voosihls that such n individual have n rise from 0.0`c to 0.0?, the 0,0G bcirv the l-mel before such exposure ni the ^.07 bein? v -p level - f ter throe hours of exposure. Inn r.n individual wiio 'ms stored un a l?r?e "Mount of lead in his skeletal system over a reriod of ye" rs have a sudden release of lead into the Hood stream without any norerent visible uhysioiopical or pntholo-tical explanation? In your ercoerience, has such a situation been noted? I have teen unable to uir point answers to the above, and it vovlc - rpfv-r that if the above situations -ere 'resent, one blood analysis ni.pht not be n reliable index of the individual* s yrenerel sta tus. hay I thank you in advance for your consideration of these one at-ions. Verv trvlr7 yours, CTRfys Conrad T. Busin, It. D, KE 0021586