Designing a Social Marketing-Based Intervention to Promote Sun-protective Behaviors among Urban Adolescent Boys: A Study Protocol.

1 The direct and indirect costs of skin cancer and the mortality rates have an increasing trend worldwide. 2 , 3 The incidence rate of skin cancer in Iran is also increasing so it is now one of the most common types of cancer in this country. 4 As specified by the National Cancer Registry System in Iran, skin cancer was the third most prevalent cancer in the country and the second and the third most common cancers in males and females, respectively in 2016.

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