title: Letter: Pollution by anaesthetic gases.
mesh_terms: D000014:Abnormalities, Drug-Induced / Q000453:epidemiology; D000393:Air Pollutants; D000769:Anesthesia, Inhalation / Q000009:adverse effects; D000777:Anesthetics; D005260:Female; D005740:Gases; D006801:Humans; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D010564:Personnel, Hospital; D011247:Pregnancy; D006113:United Kingdom
chemical_list: D000393:Air Pollutants; D000777:Anesthetics; D005740:Gases