2018-08-102018-08-101973http://hdl.handle.net/2152.3/9790biomedical data for right calf circumference measurements of the astronauts on the SL-4 MissionSL-4researchlower body negative pressureSpace MedicineDr. William Thorntonright calf circumferencebiomedical dataLBNP_LEGVOLUME_#1_SL4_RightCalfCircum_1973