title: Letter: Three-part exchange.
mesh_terms: D000142:Acidosis, Respiratory / Q000188:drug therapy; D000900:Anti-Bacterial Agents / Q000627:therapeutic use; D001049:Apnea / Q000188:drug therapy; D001639:Bicarbonates / Q000627:therapeutic use; D005260:Female; D006801:Humans; D000860:Hypoxia / Q000188:drug therapy; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000628:therapy*; D011014:Pneumonia / Q000188:drug therapy; D011247:Pregnancy; D012964:Sodium / Q000627:therapeutic use
chemical_list: D000900:Anti-Bacterial Agents; D001639:Bicarbonates; D012964:Sodium