F Abdulrahman, W. (2011). Effect of smoking on peak expiratory flow rate in Tikrit University. , 1(171), 11-18.
Wafaa F Abdulrahman. "Effect of smoking on peak expiratory flow rate in Tikrit University". , 1, 171, 2011, 11-18.
F Abdulrahman, W. (2011). 'Effect of smoking on peak expiratory flow rate in Tikrit University', , 1(171), pp. 11-18.
F Abdulrahman, W. Effect of smoking on peak expiratory flow rate in Tikrit University. , 2011; 1(171): 11-18.


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