Martinez-Martin, P., Rodriguez-Blazquez, C., Abe, K., Bhattacharyya, K. B., Bloem, B. R., Carod-Artal, F. J., Prakash, R., Esselink, R.A.J., Falup-Pecurariu, C., Gallardo, M., Mir, P., Naidu, Y., Nicoletti, A., Sethi, K., Tsuboi, Y., van Hilten, J. J., Visser, M., Zappia, M. and Chaudhuri, K. R. (2009) International study on the psychometric attributes of the Non-Motor Symptoms Scale in Parkinson disease. Neurology, 73(19), pp. 1584-1591. ISSN (print) 0028-3878

Martinez-Martin, P., Falup-Pecurariu, C., Rodriguez-Blazquez, C., van Hilten, B., Odin, P., Tluk, S., Naidu, Y. and Chaudhuri, K.R. (2009) Parkinson's disease staging based of the non-motor symptoms scale. In: World Federation of Neurology (WFN) XVIII World Congress on Parkinson's Disease and Related Disorders; 13-16 Dec 2009, Miami, U.S..

Stavropoulou, Areti and Stroubouki, Theodora G. (2009) Measurement of nurses knowledge on quality assurance : the Greek experience. Iatpika Xponika = Medical Annals, 32, pp. 120-128. ISSN (print) 0303-4925

Stroubouki, Theodora G. (2009) Return to work and demographic and occupational factors after cardiac surgery : a Greek perspective. Iatpika Xponika = Medical Annals, 32, pp. 449-456. ISSN (print) 0303-4925