2018-04-172018-04-171974-01-21http://hdl.handle.net/2152.3/8097Biomedical data from crew members in Skylab 2-4 reflected in graphs labeled Skylab Crew Health Trend-Calf Circumference.Skylab 2Skylab 3Skylab 4biomedical datagraphDr. Charles Berrycrew membersSpace MedicineCrew Health Trend-Calf Circumference