1. Solitary pulmonary nodule: A clinical approach;Shankar;Lung India,1988
2. Solitary pulmonary nodules found in a community-wide chest roentgenographic survey;Holin;Am Rev Tubercul,1959
3. Solitary pulmonary nodule;Davis;J Thorac Cardiovasc Surg,1959
4. Differentiation of benign and malignant pulmonary nodules by growth rate;Nathan;Radiology,1962
5. To needle, brush, cut or watch?;Neff;Chest,1973