Organization of a pediatric service in a Chilean saltpeter mine.
D002648:Child; D002677:Chile; D006801:Humans; D009566:Nitrates; D009938:Organizations; D010372:Pediatrics; D017680:Potassium Compounds
D009566:Nitrates; D017680:Potassium Compounds; C023844:potassium nitrate
PEDIATRICS