1. Chen YC, Yeh MK (2018) Introductory chapter: biopharmaceuticals. In: Yeh MK, Chen YC (eds) Biopharmaceuticals. IntechOpen, London
2. Walsh G (2013) Pharmaceutical biotechnology: concepts and applications. Wiley, Hoboken
3. FaDA (2019) What are “biologics” questions and answers. https://www.fda.gov/about-fda/about-center-biologics-evaluation-and-research-cber/what-are-biologics-questions-and-answers
4. EMA (2019) Biological medicine. https://www.ema.europa.eu/en/glossary/biological-medicine
5. Kesik-Brodacka M (2018) Progress in biopharmaceutical development. Biotechnol Appl Biochem 65(3):306–322