TY - GEN AU - SCHLOSSHAUER,B TI - [The results of inverted axial roentgen pictures and direct enlargements in frontal sinus diagnosis] PY - 2003///0501 KW - Frontal Sinus KW - diagnostic imaging KW - Humans KW - Hypertrophy KW - Paranasal Sinuses KW - Radiography N1 - Publication Type: Journal Article ER -