Bronchogenic carcinoma: a simple cytological office screening procedure for early detection with a brief consideration of cytology positive, x-ray negative cases.
D002283:Carcinoma, Bronchogenic / Q000175:diagnosis*; D003581:Cytodiagnosis; D005260:Female; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D008875:Middle Aged; D013902:Radiography, Thoracic