TY - GEN AU - Vogt,K AU - Schrade,F TI - [Anatomical variations of frontal sinus duct system. results of radioresistometric examinations (author's transl)] SN - 0340-1588 PY - 1980///0616 KW - Drainage KW - Frontal Sinus KW - anatomy & histology KW - Genetic Variation KW - Humans KW - Radiography N1 - Publication Type: Journal Article ER -