title: ENVIRONMENTAL PHYSIOLOGY OF SUBMARINES AND SPACECRAFT; ATMOSPHERIC REQUIREMENTS OF CONFINED SPACES.
mesh_terms: D020378:Confined Spaces; D018504:Ecological Systems, Closed; D004463:Ecology; D004777:Environment; D012767:Ships; D013026:Space Flight; D018531:Spacecraft; D013366:Submarine Medicine
keywords: SEALED CABIN ECOLOGY; SPACE FLIGHT; SUBMARINE MEDICINE