Sun exposure and health safety practices of high school students in an urban population of Iran.

BMC Public Health · 2019 · PMC6933744 · PMID 31878908

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an increasing trendno p-value reported

Background Skin cancer attributed to sunlight exposure has an increasing trend worldwide, resulting in increased problems for healthcare services.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.