Rosen, George,  1910- <br/><br/>
The specialization of medicine with particular reference to ophthalmology, 
by George Rosen. 
 - New York,  Froben Press,  1944. 
 - 4 p. l., 94 p.  23 cm. 
<br/><br/> Vita. 
<br/><br/>Thesis (Ph. D.)--Columbia university, 1944. 
<br/><br/>"Notes" (bibliographical): p. 83-92. 
<br/><br/><label>LCCN: </label>sg 44000248  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine--Specialties and specialists.<br/>Ophthalmology.
<br/><br/><label>LC Class. No.: </label>R737  / .R7 
<br/><br/><label>Dewey Class. No.: </label>610.7