IWAI, M.; KOYAMA, S.; TAKEDA, K.; HIRAKAWA, Y.; MOTOYA, I.; SAKURAI, H.; KANADA, Y.; OKADA, Y.; KAWAMURA, N.; KAWAMURA, M.; TANABE, S. Effect of Lee Silverman Voice Treatment® BIG on the major motor symptoms in patients with moderate Parkinson’s disease: an observational study. JOURNAL OF GERONTOLOGY AND GERIATRICS, v. 72, n. 2, p. 76-82, 27 May 2024.