https://pubmed.ncbi.nlm.nih.gov/19190276/
Knowledge of and participation in self-asphyxial behaviour is not unusual among schoolchildren. The age of the child probably determines the best source...
choking gameasphyxialgamespotentiallyfatal
https://www.doccheck.com/en/detail/photos/13729-raynaud-phenomenon-asphyxial-phase
Raynaud phenomenon: asphyxial phase. The patient is a woman from madagascar followed for systemic sclerosis.
raynaud phenomenonasphyxialphasedoccheck