. (2017). . Community Health Journal, 2(2), 31-38.
. "", Community Health Journal, 2, 2, 2017, 31-38.
. (2017). '', Community Health Journal, 2(2), pp. 31-38.
, "," Community Health Journal, 2 2 (2017): 31-38,
. . chj. 2017;2(2):31-38 (In Persian).
