. 2018 Dec 17;4(2):e10031. doi: 10.2196/10031
©Ryo Ogasawara, Noriyuki Katsumata, Tatsushi Toyooka, Yuko Akaishi, Takaaki Yokoyama, Gemmu Kadokura. Originally published in JMIR Cancer (http://cancer.jmir.org), 17.12.2018.
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Figure 2.
Evaluation by a medical students' group of the top 20 sites hit by Google search (June 15, 2016).