image is a derivative work of the following images: File:Scheme_sodium-potassium_pump-en.svg licensed with PD-user 2008-05-02T21:17:40Z Bibi Saint-Pol...
image is a derivative work of the following images: File:Scheme_sodium-potassium_pump-zh.svg licensed with PD-self 2011-01-29T12:38:52Z Shakiestone 635x285...