1. Bohlke, K., Davis, R.L., Marcy, S.M., Braun, M.M., DeStefano, F., Black, S.B., Mullooly, J.P., Thompson, R.S.: Risk of anaphylaxis after vaccination of children and adolescents. Pediatrics 112, 815–820 (2003)
2. Cohen, J.I.: Enteroviruses and retroviruses. In: Kasper, D.L., Braunwald, E., Fauci, A.S. (eds.) Harrison’s Principles of Internal Medicine, 16th edn, pp. 1144–1146. McGraw-Hill Professional, New York (2004)
3. Gray, D.B., Hollingsworth, H.H., Stark, S., Morgan, K.A.: A subjective measure of environmental facilitators and barriers to participation for people with mobility limitations. Disabil. Rehabil. 30(6), 434–457 (2008). pmid: 17943511
4. Brogardh, C., Lexell, J.: How various self-reported impairments influence walking ability in persons with late effects of polio. NeuroRehabilitation 37, 291–298 (2015)
5. Martha, T.M.: Rethinking equality and difference: disability discrimination in public transportation. Yale Law J. 97, 863–880 (1988)