New Laryngotomy and Tracheotomy Tube

nork Abel, A. L.
Argitaratua 1918

The SF-12 as a population health measure: an exploratory examination of potential for application.

nork Burdine, J N, Felix, M R, Abel, A L, Wiltraut, C J, Musselman, Y J
Argitaratua 2000