RT Journal Article SR Electronic(1)YR 2000 T1 Advertisement 4 JF Qatar Medical Journal, VO 2000 IS 2 OP SP 31 DO https://doi.org/10.5339/qmj.2000.2.31 PB Hamad bin Khalifa University Press (HBKU Press), SN 2227-0426, AB , UL https://www.qscience.com/content/journals/10.5339/qmj.2000.2.31