(DE) Rietbrock N, Keller F, [Biologic availability and "1st pass" effect of drugs], in Fortschr. Med., vol. 95, n. 28, luglio 1977, pp. 1765–6, 1774–80, PMID914146.
(NO) Morland J, [Differences in drug pharmacokinetics and effects upon oral versus parenteral administration. Review with special interest in first-pass effect on the liver], in Tidsskr. Nor. Laegeforen., vol. 96, n. 9-10, marzo 1976, pp. 554–8, PMID1258025.
(DE) Raaflaub J, [The bioavailability of orally administered drugs with special regard to the liver as a filter for foreign matter], in Schweiz Med Wochenschr, vol. 110, n. 10, marzo 1980, pp. 354–62, PMID7394464.
Pond SM, Tozer TN, First-pass elimination. Basic concepts and clinical consequences, in Clin Pharmacokinet, vol. 9, n. 1, 1984, pp. 1–25, PMID6362950.
Shen DD, Kunze KL, Thummel KE, Enzyme-catalyzed processes of first-pass hepatic and intestinal drug extraction, in Adv. Drug Deliv. Rev., vol. 27, n. 2-3, settembre 1997, pp. 99–127, PMID10837554.