. (2017). . Community Health Journal, 2(3), 33-38.
. "", Community Health Journal, 2, 3, 2017, 33-38.
. (2017). '', Community Health Journal, 2(3), pp. 33-38.
, "," Community Health Journal, 2 3 (2017): 33-38,
. . chj. 2017;2(3):33-38 (In Persian).
