2018-03-082018-03-08Unknownhttp://hdl.handle.net/2152.3/6738This image reflects a graph for CDR strength changes inflight for Skylab 4 crew members.Skylab 4CDR strength changesexercise researchgraphSpace MedicineWilliam E. Thorntoncybex9.14 SL-4, CDR strength changes, summary