Fortner GS, Oreskovich MR, Copass MK, Carrico CJ (1983). "The Effects of Prehospital Trauma Care on Survival from a 50 Meter Fall". Journal of Trauma. 23 (11): 976–81. doi:10.1097/00005373-198311000-00003. PMID6632028.
Fortner GS, Oreskovich MR, Copass MK, Carrico CJ (1983). "The Effects of Prehospital Trauma Care on Survival from a 50 Meter Fall". Journal of Trauma. 23 (11): 976–81. doi:10.1097/00005373-198311000-00003. PMID6632028.