Asherson, R. A., Fei, H. M., Staub, H. L., Khamashta, M. A., Hughes, G. R., & Fox, R. I. (1992). Antiphospholipid antibodies and HLA associations in primary Sjögren's syndrome.

Asherson, R A., H M. Fei, H L. Staub, M A. Khamashta, G R. Hughes, und R I. Fox. Antiphospholipid Antibodies and HLA Associations in Primary Sjögren's Syndrome. 1992.

Asherson, R A., et al. Antiphospholipid Antibodies and HLA Associations in Primary Sjögren's Syndrome. 1992.