1. Androutsopoulos, I., Ritchie, G. D., & Thanisch, P. (1995). Natural language interfaces to databases—An introduction. Natural Language Engineering, 1(1), 29–81.
2. Aronson, A. R. (2001). Effective mapping of biomedical text to the umls metathesaurus: the metamap program. In: Proceedings of the AMIA symposium (p. 17). American Medical Informatics Association.
3. Bullers, K., Howard, A. M., Hanson, A., Kearns, W. D., Orriola, J. J., Polo, R. L., et al. (2018). It takes longer than you think: Librarian time spent on systematic review tasks. Journal of the Medical Library Association: JMLA, 106(2), 198.
4. Chandler, J., Cumpston, M., Li, T., Page, M. J., & Welch, V. A. (2019). Cochrane handbook for systematic reviews of interventions. Chichester: Wiley.
5. Clark, J. (2013). Systematic reviewing. In G. M. W. Suhail & A. R. Doi (Eds.), Methods of clinical epidemiology. Berlin: Springer.