AKA: IMBP-1. Date: 1972.
|Smirenny Russian physician cosmonaut, 1972-1986. Medical Doctor. Graduated from Moscow Physical-Engineering Institute, 1956. Civilian Physician, Institute of Biological Medical Problems. Chief of a laboratory at IMBP.|
|Machinski Russian physician cosmonaut, 1972-1974. Worked at the IMBP in Moscow. Left cosmonaut group for medical reasons after being injured in an automobile accident. He resumed work at the IMBP, reaching the position of senior-scientist.|
|Polyakov Russian physician cosmonaut 1972-1995. Longest single space flight (437 days). 678 cumulative days in space. Civilian Physician, Institute of Medical Biological Problems.|