Efficacy of long-term continuous subcutaneous apomorphine infusion in advanced Parkinson's disease with motor fluctuations: A multicenter study - García Ruiz, P.J.; Ignacio, Á.S.; Pensado, B.A.; García, A.C.; Frech, F.A.; López, M.Á.; González, J.A.; Octavio, J.B.; Burguera Hernández, J.A.; Garriga, M.C.; Blanco, D.C.; García, B.C.; et al. (Movement Disorders, 2008)