title: Advances in artificial pulmonary ventilation as illustrated by the RO-6 respirator.
mesh_terms: D001698:Biomedical Engineering / Q000295:instrumentation*; D004582:Electronics, Medical; D006801:Humans; D008722:Methods; D012121:Respiration, Artificial / Q000295:instrumentation*; D013147:Spirometry; D014586:USSR; D012122:Ventilators, Mechanical