Future directions include the use of innovative materials, advanced working methods, and integrated transportation systems. In addition, a holistic approach should be developed to improve the performance, accessibility, time required to function, sustainability, flexibility, and modularity of portable health care facilities.Bitterman N, Zimmer Y. Portable health care facilities in disaster and rescue zones: characteristics and future suggestions. Prehosp Disaster Med. 2018;33(4):411-417.