M. S. Anwar, A. A. Khan, R. Dua, F. Kausar Nawaz, F. Khalid, and D. Du, “Hamman syndrome with a rare feature of pneumorrhachis – an unusual complication of polysubstance abuse and e-vaping”, EJCRIM, vol. 11, no. 6, May 2024, doi: 10.12890/2024_004473.