Starkstein SE, Leentjens AF (2008). “The nosological position of apathy in clinical practice”. J. Neurol. Neurosurg. Psychiatr.79 (10): 1088–92. doi:10.1136/jnnp.2007.136895. PMID18187477.
Starkstein SE, Leentjens AF (2008). “The nosological position of apathy in clinical practice”. J. Neurol. Neurosurg. Psychiatr.79 (10): 1088–92. doi:10.1136/jnnp.2007.136895. PMID18187477.