B. Shozi and Y. . Vawda, “Quo Vadis Patent Litigation: Ascendis Animal Health (Pty) Limited v Merck Sharpe Dohme Corporation 2020 1 SA 327 (CC) - In Search of the Bigger Picture on Patent Validity”, PER, vol. 24, pp. 1–14, Feb. 2021, doi: 10.17159/1727-3781/2021/v24i0a8021.