The paranasal sinuses. Summary of the listings in the Index Medicus for 1961.
D001634:Bibliographies as Topic; D006801:Humans; D007256:Information Systems; D009317:National Library of Medicine (U.S.); D010255:Paranasal Sinus Neoplasms; D010256:Paranasal Sinuses; D014481:United States
PARANASAL SINUS NEOPLASMS; PARANASAL SINUSES