[Limitations in cytological research, especially in bronchopulmonary studies].
D001984:Bronchial Neoplasms / Q000175:diagnosis*; D003581:Cytodiagnosis; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis*; D013183:Sputum / Q000166:cytology
Limitele investigaţiilor citologice şi în special ale celor bronhopulmonare.