SpringerLink (Online service), Gebhart, G. F., & Schmidt, R. F. (2013). Encyclopedia of Pain (2nd ed. 2013.). Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer.
Citación estilo ChicagoSpringerLink (Online service), Gerald F. Gebhart, y Robert F. Schmidt. Encyclopedia of Pain. 2nd ed. 2013. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.
Cita MLASpringerLink (Online service), Gerald F. Gebhart, y Robert F. Schmidt. Encyclopedia of Pain. 2nd ed. 2013. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.
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