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Capturing Ultraviolet Radiation Exposure and Physical Activity: Feasibility Study and Comparison Between Self-Reports, Mobile Apps, Dosimeters, and Accelerometers | Hacker | JMIR Research Protocols <body> <table width="100%"> <tr> <td align="center"> This page requires frames. <a href="https://www.researchprotocols.org/article/viewPDFInterstitial/resprot_v2018i4e102/2">Click here</a> for the non-frames version. </td> </tr> </table> </body>