Inhalation (English Wikipedia)

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Payne, Larry. "Yogic Breathing: Tips for Breathing through Your Nose (Most of the Time)". Yoga For Dummies, 3rd Edition. Retrieved 2020-06-26.

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Grassberger, Martin; Krauskopf, Astrid (2007). "Suicidal asphyxiation with helium: Report of three cases Suizid mit Helium Gas: Bericht über drei Fälle". Wiener Klinische Wochenschrift (in German and English). 119 (9–10): 323–325. doi:10.1007/s00508-007-0785-4. PMID 17571238. S2CID 22894287.

ncbi.nlm.nih.gov

Passàli, D; Lauriello, M; Bellussi, L; Passali, GC; Passali, FM; Gregori, D (2010). "Foreign body inhalation in children: an update". Acta Otorhinolaryngol Ital. 30 (1): 27–32. PMC 2881610. PMID 20559470.

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Grassberger, Martin; Krauskopf, Astrid (2007). "Suicidal asphyxiation with helium: Report of three cases Suizid mit Helium Gas: Bericht über drei Fälle". Wiener Klinische Wochenschrift (in German and English). 119 (9–10): 323–325. doi:10.1007/s00508-007-0785-4. PMID 17571238. S2CID 22894287.

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Inhalation (English Wikipedia)

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