Callup of reservist doctors and nurses : hearing before the Subcommittee on Health and the Environment of the Committee on Energy and Commerce, House of Representatives, One Hundred Second Congress, first session on H.J. Res. 128, a resolution to require the Secretary of Health and Human Services to call to active duty additional members of the Reserve Corps of the Public Health Service for the purpose of responding to the shortage of Health care providers in the United States that has occurred as a result of the Persian Gulf Conflict, February 19, 1991.