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APA Citation
Petracca, M., Guidubaldi, A., Ricciardi, L., Ialongo, T., Del Grande, A., Di Stasio, E., & Bentivoglio, A. R. (n.d.). 158. Botulinum toxin in sialorrhea is safe and effective in long-term use. Toxicon, 93, S49–S50. http://access.bl.uk/ark:/81055/vdc_100046702303.0x00004e