Smoking habits, local brand cigarettes and lung cancer risk in Okinawa, Japan

Wakai K, Ohno Y, Genka K, Ohmine K, Kawamura T, Tamakoshi A, Aoki R, Kojima M, Lin Y, Aoki K, Fukuma S. Smoking habits, local brand cigarettes and lung cancer risk in Okinawa, Japan. J Epidemiol. 1997; 7(2): 99-105.