1. A stop codon in the gene for type II procollagen (COL2A1) causes one variant of arthro-ophthalmopathy (the Stickler syndrome) (Abstract);Ahmad;American Journal of Human Genetics,1990
2. Stop codon in the procollagen II gene (COL2A1) in a family with the Stickler syndrome (arthro-ophthalmopathy);Ahmad;Proceedings of the National Academy of Science U.S.A.,1991
3. A second mutation in the Type II Procollagen gene (COL2A1) causing Stickler Syndrome (Arthro-Ophthalmopathy) is also a premature termination codon;Ahmad;American Journal of Human Genetics,1993
4. Stickler syndrome;Ahmad;Archives of Ophthalmology,1995
5. PCR assay confirms diagnosis in syndrome with variably expressed phenotype;Ahmad;Journal of Medical Genetics,1996