Factors of significance in the respiratory system.
D000758:Anesthesia; D000777:Anesthetics; D019069:Cell Respiration; D006801:Humans; D012119:Respiration / Q000502:physiology*; D012121:Respiration, Artificial; D012137:Respiratory System
D000777:Anesthetics
ANESTHESIA/effects; RESPIRATION, ARTIFICIAL; RESPIRATION/physiology