Richard Scheuring

American astronaut

African American astronaut

NASA flight surgeon

American aerospace physician

Astronaut

American physician, professor

Surgeon and major general in the united states air force

American astronaut

American physician

American physician and a NASA astronaut

American astronaut

German scientist

Brazilian medical researcher

American astronaut

Canadian astronaut and physician

Italian astronaut

American astronaut

American astronaut

American astronaut

American immunologist

American physician and astronaut

Canadian astronaut

Surgeon Commander, Physician, Flight surgeon

United States general

Surgeon and former NASA astronaut

American astronaut

Canadian-American physician

US Scientist researching medical effects of gravity

Canadian physician, astronaut

United States Navy officer

American astronaut

Japanese physician

Italian infectiologist

Japanese physician

Japanese physician

Japanese physician

Cuban chess player

Japanese physician

Scottish physician and Presbyterian missionary

Italian radiologist

Japanese physician and pharmacist

German physician

American physician

American physician-scientist athlete

Japanese physician

Japanese writer, teacher and internist