early morning sputum ( n = 46 ) , sputum and bronchial secretion obtained by aspiration ( n = 87 ) , pleural , ascitic , and pericardial fluids ( n = 53 ) , and pulmonary aspirate and gastric wash-out fluid ( n = 10 ) were investigated cytologicallly using stain-covered glass slides ( testsimplets , boehringer mannheim ) .
C0038056
sputum
C1511332
bronchial secretion