RT Journal Article SR Electronic T1 Cryptorchidism JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1548 OP 1548 VO 23 IS 12 A1 Sheikh A. Aziz A1 Mushtaq Ahmed A1 Bikram Singh YR 2002 UL http://smj.org.sa/content/23/12/1548.1.abstract AB