*observational study
Lam, K., Kwan, J., Kwan, C. W., Chi, I. 2017. Prevalence and progression of limb contractures amongst long-term care residents: Data from a 5-year observational study. Journal of Cachexia, Sarcopenia and Muscle. 8 (6) 1004.
Gerridzen, I. J., Joling, K. J., Veenhuizen, R. B., Verschuur, E. M., Hertogh, C. M. 2015. The functional status and quality of life of patients with Korsakoff syndrome living in long-term care facilities: Design of an observational study. International Psychogeriatrics. 27 (SUPPL. 1) S79-S80.