1. Theophrastus Bombastus von Hohenheim 1493–1541 (2008). Essential Theoretical Writings. Edited and translated with a Commentary by Andrew Weeks. Leiden, Boston: Brill, abbreviated as ETW.
2. For a description of the Four Pillars of Medicine see ETW 8-14, and also Weeks, A.: Paracelsus: speculative theory and the crisis of early reformation, Albany, 1997, New York State University Press, here 146–157.
3. Concerning the complete medical and natural philosophic works of Paracelsus the following two editions are generally used: Theophrastus Paracelsus (1589–91). Bücher und Schrifften, 10 vols. ed. Johannes Huser. Basle: Conrad Waldkirch. Theophrast von Hohenheim, called Paracelsus (1922–33). Sämtliche Werke. 1. Abteilung: Medizinische, naturwissenschaftliche und philosophische Schriften, 14 vols. ed. Karl Sudhoff. Munich and Berlin: Oldenbourg. The two editions are abbreviated H and S respectively together with volume and page numbers. When not taken from ETW, the translations from German to English are done by myself.
4. Gantenbein, U. L. (2011). Paracelsus und die Quellen seiner medizinischen Alchemie. Religion und Gesundheit im 16. Jahrhundert, ed. Albrecht Classen (Theophrastus Paracelsus Studien, 3). Berlin and New York: De Gruyter, 113–164.
5. Gantenbein, U. L. (1998). Medicus ex Deo: Die ärztliche Ethik des Paracelsus im Licht antiker und mittelalterlicher Traditionen. Nova Acta Paracelsica N. F. 12, 220–262.