Ma, K., Babij, R., Cortés, E., Vonsattel, J. G., & Louis, E. D. (2012). Cerebellar Pathology of a Dual Clinical Diagnosis: Patients with Essential Tremor and Dystonia. Columbia University Libraries/Information Services.

Ma, Karen, Rachel Babij, Etty Cortés, Jean‐Paul G. Vonsattel, and Elan D. Louis. Cerebellar Pathology of a Dual Clinical Diagnosis: Patients With Essential Tremor and Dystonia. Columbia University Libraries/Information Services, 2012.

Ma, Karen, et al. Cerebellar Pathology of a Dual Clinical Diagnosis: Patients With Essential Tremor and Dystonia. Columbia University Libraries/Information Services, 2012.