The Philadelphia pulmonary neoplasm research project
1977 ◽
Vol 13
(3)
◽
pp. 451-469
◽
1974 ◽
Vol 134
(2)
◽
pp. 306
◽
1970 ◽
Vol 54
(3)
◽
pp. 549-553
◽
1961 ◽
Vol 54
(3)
◽
pp. 363
◽
THE PHILADELPHIA PULMONARY NEOPLASM RESEARCH PROJECT: BASIC RISK FACTORS OF LUNG CANCER IN OLDER MEN
1972 ◽
Vol 95
(1)
◽
pp. 4-16
◽
1972 ◽
Vol 14
(3)
◽
pp. 259
1974 ◽
Vol 134
(2)
◽
pp. 306-311
◽