Motor Speech Disorders by Duffy & Joseph R. Division of Speech Pathology & Department of Neurology & Mayo Clinic Emeritus Professor & Speech Pathology & M

Motor Speech Disorders by Duffy Joseph R. Division of Speech Pathology Department of Neurology Mayo Clinic Emeritus Professor Speech Pathology Mayo Clinic College of Medicine Rochester Minnesota by Duffy Joseph R. Division of Speech Pathology Department of Neurology Mayo Clinic Emeritus Professor Speech Pathology Mayo Clinic College of Medicine Rochester Minnesota hardcover Elsevier Health Sciences Division New Book