Amar Javed?Muhammad Abdullah ? Faisal Ameen
??? ??????????????????????????1. ??????????? 60-75 ??????????2. ???????????????????3. ????????????????4. ??????????????
?????? ??????????????????????? 60 ??????????????????? WHO ????????????????????1. ???2. ???3. ???4. ??
??? ?? 206 ? 60-75 ?????????? SPSS ????????????????????? 20.4% ? 24.3% ???????????????? 41.3% ?????????????????????
??? ???????????????????????????????????????????????????????????????????????
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