weir mitchell. he is older. sx he is examining a soldier. this is what he had to say. and heap is talking about hims and fellow physicians. we have served faithfully greater cause earth has known. we have built novel hospitals. organized ambulance service that had never before been seen. contributed essays on diseases and wounds. what has been our reward. countless statues commemorate in washington and elsewhere, the popular heroes. statues of generals are in every town. some of them memorials of men who were wise fire forget. there is a not a state or national monument to a physician. at g what of the physicians who died? nothing. and that is med sicine during t civil war. i appreciate the fact that you came out on this code night. i look forward to your questions. thank you. [ applause ] >> they scant can't be too diff that i can't answer. >> the civil war happens less than a decade after the criminean war w, and florence nighti nightingale is writing about the hygiene lessons learned in that war, how much is that propagating? >> it had an impact on many individuals