The use of botulinum toxin for pediatric cricopharyngeal achalasia
| Autor: | Messner, Anna, Ho, Allen S., Malhotra, Prashant S., Koltai, Peter J., Barnes, Melynda A. |
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| Zdroj: | In International Journal of Pediatric Otorhinolaryngology 2011 75(6):830-834 |
| Databáze: | ScienceDirect |
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