Dib JE, Naderi S, Sheridan IA, Alagappan K (January 2006). "Analysis and applicability of the Dutch EMS system into countries developing EMS systems". J Emerg Med. 30 (1): 111–5. doi:10.1016/j.jemermed.2005.05.014. PMID16434351.
van Geloven, Anna A.W.; Luitse, Jan S.K.; Simons, Maarten P.; Volker, Beijtje S.; Verbeek, Marjos J.; Obertop, Hugo (December 2003). "Emergency medicine in the Netherlands, the necessity for changing the system: results from two questionnaires". European Journal of Emergency Medicine. 10 (4): 318–322. doi:10.1097/00063110-200312000-00015. PMID14676512. S2CID24476623.
Dib JE, Naderi S, Sheridan IA, Alagappan K (January 2006). "Analysis and applicability of the Dutch EMS system into countries developing EMS systems". J Emerg Med. 30 (1): 111–5. doi:10.1016/j.jemermed.2005.05.014. PMID16434351.
van Geloven, Anna A.W.; Luitse, Jan S.K.; Simons, Maarten P.; Volker, Beijtje S.; Verbeek, Marjos J.; Obertop, Hugo (December 2003). "Emergency medicine in the Netherlands, the necessity for changing the system: results from two questionnaires". European Journal of Emergency Medicine. 10 (4): 318–322. doi:10.1097/00063110-200312000-00015. PMID14676512. S2CID24476623.
van Geloven, Anna A.W.; Luitse, Jan S.K.; Simons, Maarten P.; Volker, Beijtje S.; Verbeek, Marjos J.; Obertop, Hugo (December 2003). "Emergency medicine in the Netherlands, the necessity for changing the system: results from two questionnaires". European Journal of Emergency Medicine. 10 (4): 318–322. doi:10.1097/00063110-200312000-00015. PMID14676512. S2CID24476623.