. (2017). . Community Health Journal, 2(3), 51-57.
. "", Community Health Journal, 2, 3, 2017, 51-57.
. (2017). '', Community Health Journal, 2(3), pp. 51-57.
, "," Community Health Journal, 2 3 (2017): 51-57,
. . chj. 2017;2(3):51-57 (In Persian).
