S. Khalifa

发表

H. Al-Shaarbaf, Z. Al-Rawi, S. Khalifa, 1983, British journal of rheumatology.

Z. Al-Rawi, S. Khalifa, N. Al-Khateeb, 1987, British journal of rheumatology.

K. Sharquie, Z. Al-Rawi, S. Khalifa, 1986, Annals of the rheumatic diseases.