PT - JOURNAL ARTICLE AU - Zahran, F M AU - Ardawi, M S AU - Al-Fayez, S F TI - Carboxyhemoglobin concentrations in smokers of sheesha and cigarettes in Saudi Arabia. AID - 10.1136/bmj.291.6511.1768-a DP - 1985 Dec 21 TA - British Medical Journal (Clinical research ed.) PG - 1768--1770 VI - 291 IP - 6511 4099 - http://www.bmj.com/content/291/6511/1768.2.short 4100 - http://www.bmj.com/content/291/6511/1768.2.full SO - BMJ1985 Dec 21; 291