22:17
Public Health As An Urban Solution | Leana Wen | TEDxBaltimore
14:47
The low-tech healthcare revolution: Leana Wen at TEDxCortland
21:52
Matrimonio sin sexo, masturbación, soledad, infidelidad y vergüenza | Maureen McGrath | TEDxStanleyP
18:16
Is medicine killing you? Lissa Rankin, MD at TEDxFargo
10:42