Abraham, A. M., Pearce, M. S., Mann, K. D., Francis, R. M., & Birrell, F. (2014). Population prevalence of ultrasound features of osteoarthritis in the hand, knee and hip at age 63 years: The Newcastle thousand families birth cohort. BioMed Central.

Abraham, Ajay M., Mark S. Pearce, Kay D. Mann, Roger M. Francis, و Fraser Birrell. Population Prevalence of Ultrasound Features of Osteoarthritis in the Hand, Knee and Hip At Age 63 years: The Newcastle Thousand Families Birth Cohort. BioMed Central, 2014.

Abraham, Ajay M., et al. Population Prevalence of Ultrasound Features of Osteoarthritis in the Hand, Knee and Hip At Age 63 years: The Newcastle Thousand Families Birth Cohort. BioMed Central, 2014.