Dr. Javed Khan ; Dr. Muhammad Mushtaq Ahmed ; Dr. Abzahir Khan http://www.uoh.edu.pk/jirs/view-article.php?file=p335n2c443z3p2w2w2s2i4p2u3a4y56434p494o524n3s4l47446m2h4j5s20584h4r5x5z564t5c4u2r3w5f4l5n409w4s5q4s2t4d4e4a404a4g4s2d316z5i4d4e4n404o3h4g5g4l5r4v434k5x5k4s5o2t484m5n205e4w5j4n4c4a4x5d4u4a404g484s2t388k7i49484p2v55484.
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2019