Powell, L. (1925). Naso-pharyngeal Fibroma extending through Spheno-maxillary Fossa to Cheek.
Dyfyniad Arddull ChicagoPowell, Leslie. Naso-pharyngeal Fibroma Extending Through Spheno-maxillary Fossa to Cheek. 1925.
Dyfyniad MLAPowell, Leslie. Naso-pharyngeal Fibroma Extending Through Spheno-maxillary Fossa to Cheek. 1925.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.