Holzer, B.R.; Frey, F.J. (February 1987). "Differential efficacy of mebendazole and albendazole against Necator americanus but not for Trichuris Trichiura infestations". European Journal of Clinical Pharmacology. 32 (6): 635–37. doi:10.1007/BF02456002. PMID3653234. S2CID19551476.
Holzer, B.R.; Frey, F.J. (February 1987). "Differential efficacy of mebendazole and albendazole against Necator americanus but not for Trichuris Trichiura infestations". European Journal of Clinical Pharmacology. 32 (6): 635–37. doi:10.1007/BF02456002. PMID3653234. S2CID19551476.
Holzer, B.R.; Frey, F.J. (February 1987). "Differential efficacy of mebendazole and albendazole against Necator americanus but not for Trichuris Trichiura infestations". European Journal of Clinical Pharmacology. 32 (6): 635–37. doi:10.1007/BF02456002. PMID3653234. S2CID19551476.