to study the occupational safety protection on sputum cytology from the protective management, protective equipment, safety precautions, etc.
从防护管理、防护设施、安全防护措施等方面,探讨痰细胞学检查的职业安全防护措施。
objective to explore the diagnostic value of transbronchial lung biopsy(tblb), ct-guided percutaneous lung biopsy and sputum cytology for unknown lung mass.