Heydari, Farhad, Babak Masoumi, Majid Zamani, and Mohammad Nasr-Esfahani. 2019. “Prospective Evaluation of Safe Observation Period After Asymptomatic Penetrating Thoracic Injury: 1 Hour Is Enough”. Advanced Journal of Emergency Medicine 3 (4), e39. https://doi.org/10.22114/ajem.v0i0.148.