RT Journal Article SR Electronic T1 Is routine antenatal screening for syphilis in Nigeria still justified clinically and economically? JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 92 OP 93 VO 32 IS 1 A1 Mahmood D. Al-Mendalawi YR 2011 UL http://smj.org.sa/content/32/1/92.abstract