![Year of birth missing / Ivy League / Nicholas A. Christakis / Perelman School of Medicine at the University of Pennsylvania / Screen-Free Week Year of birth missing / Ivy League / Nicholas A. Christakis / Perelman School of Medicine at the University of Pennsylvania / Screen-Free Week](https://www.pdfsearch.io/img/7d7a6ed5f9a2eb3d5cc5eecc39109fd6.jpg) Date: 2010-08-11 22:13:44Year of birth missing Ivy League Nicholas A. Christakis Perelman School of Medicine at the University of Pennsylvania Screen-Free Week | | Washington Summit on Smart Screen Time Speaker Bios Barb Brock, PhD Barbara Brock initially worked as a recreation programmer in Portland, Oregon and Sydney, Australia. She received her undergraduate degree in Biology frAdd to Reading ListSource URL: depts.washington.eduDownload Document from Source Website File Size: 61,35 KBShare Document on Facebook
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