The previous page is sending you to https://openi.nlm.nih.gov/detailedresult?img=PMC4203758_pone.0109907.g004&query=ALL&fields=all&coll=none&lic=none&vid=none&uniq=1&req=4&simResults=PMC2955050_1471-2105-11-473-5.

 If you do not want to visit that page, you can return to the previous page.