Goates MG, Escobar JI. An apparent neuroleptic malignant syndrome without extrapyramidal symptoms upon initiation of clozapine therapy: report of a case and results of a clozapine rechallenge. J Clin Psychopharmacol. 1992;12(2):139-40. PubMed PMID: 1573039.
Huang TL. Neuroleptic malignant syndrome associated with long-term clozapine treatment: report of a case and results of a clozapine rechallenge. Chang Gung Med J. 2001;24(8):522-5. PubMed PMID: 11601195.