Yegorov2018-09-182018-09-181970-06-27https://hdl.handle.net/2152.3/10130Titled Experiment with Weightlessness, B. Yegorov, cosmonaut-physician, discusses the problemDr. William ThorntonSpace MedicineUSSRWeightlessnesscosmonautsUSSR_SOYUZ-9_Experiment_Weightlessness_06.27.70