title: UV radiation protection by handheld umbrellas.
authors.forename: Josette R
authors.initials: JR
authors.lastname: McMichael
authors.forename: Emir
authors.initials: E
authors.lastname: Veledar
authors.forename: Suephy C
authors.initials: SC
authors.lastname: Chen
mesh_terms: D006801:Humans; D011482:Protective Devices; D011835:Radiation Protection; D059405:Sun Protection Factor; D014466:Ultraviolet Rays / Q000009:adverse effects*