Publications by authors named "K Johnston-Davis"

Using questions from the International Study of Asthma and Allergies in Childhood, this study evaluated the association between undiagnosed frequent wheezing and health consequences in adolescents. The North Carolina School Asthma Survey provided self-reported questionnaire data on respiratory health from 122,829 children aged 12-14 yrs. The frequency of health consequences were compared among undiagnosed frequent wheezers, diagnosed asthmatics, and children with no wheezing symptoms or diagnosed asthma.

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Background: Adolescence is a high-risk period for the development of melanoma and nonmelanocytic skin cancers later in life. This study examines the prevalence and correlates of sun-protection practices among U.S.

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