Emergency health personnel act of 1970. Hearings ... Ninety-first Congress, second session, on H. R. 19246, H. R. 19338, H. R. 19616, H. R. 19659 and S. 4106, bills to amend the Public Health Service act in order to provide for the establishment of a national health service corps and H. R. 19860, a bill to amend the Public Health Service act to authorize the assignment of commissioned officers of the Public Health Service to areas with critical medical manpower shortages, to encourage health personnel to practice in areas where shortages of such personnel exist, and for other purposes, November 24 and 25, 1970