Peters GJ, van der Wilt CL, van Moorsel CJ, Kroep JR, Bergman AM, Ackland SP (2000). "Basis for effective combination cancer chemotherapy with antimetabolites". Pharmacol. Ther. Quyển 87 số 2–3. tr. 227–53. doi:10.1016/S0163-7258(00)00086-3. PMID11008002.
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pubmed.ncbi.nlm.nih.gov
Peters GJ, van der Wilt CL, van Moorsel CJ, Kroep JR, Bergman AM, Ackland SP (2000). "Basis for effective combination cancer chemotherapy with antimetabolites". Pharmacol. Ther. Quyển 87 số 2–3. tr. 227–53. doi:10.1016/S0163-7258(00)00086-3. PMID11008002.