Marketing skin cancer prevention to farmers.
D000382:Agricultural Workers' Diseases / Q000517:prevention & control*; D006266:Health Education; D006801:Humans; D009381:Neoplasms, Radiation-Induced / Q000209:etiology*; D012878:Skin Neoplasms / Q000209:etiology / Q000517:prevention & control*; D013472:Sunlight / Q000009:adverse effects*