[Sulfurization industry and cancer of the esophagus. Sunbathing and immunological effects].
D002617:Chemical Industry; D004938:Esophageal Neoplasms / Q000139:chemically induced*; D006801:Humans; D007564:Japan; D012867:Skin / Q000276:immunology*; D013455:Sulfur / Q000009:adverse effects*; D013472:Sunlight
D013455:Sulfur