"Schizophrenia with prominent catatonic features ('catatonic schizophrenia') III. Latent class analysis of the catatonic syndrome". Prog. Neuropsychopharmacol. Biol. Psychiatry. 33 (1): 81-5. February 2009. doi:10.1016/j.pnpbp.2008.10.010. PMID18992297.
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ncbi.nlm.nih.gov
"Schizophrenia with prominent catatonic features ('catatonic schizophrenia') III. Latent class analysis of the catatonic syndrome". Prog. Neuropsychopharmacol. Biol. Psychiatry. 33 (1): 81-5. February 2009. doi:10.1016/j.pnpbp.2008.10.010. PMID18992297.