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The arrhythmia observations are from healthy volunteers; the attribution of deaths to autonomic conflict is explicitly proposed rather than demonstrated.\nexposure: Cold submersion with breath holding and its release\nevidence_span: {\"source_cache\": \"artifacts/cold-research/22547634.abstract.txt\", \"locator\": \"Indexed abstract; zero-based, end-exclusive Unicode character offsets\", \"file_sha256\": \"c712f8554b0d375f87dfe68d4a5c33eb7b485e17953dd8e7bd4b2a1c1e700ee6\", \"start_char\": 0, \"end_char\": 947, \"text_sha256\": \"c712f8554b0d375f87dfe68d4a5c33eb7b485e17953dd8e7bd4b2a1c1e700ee6\"}\n[cold-p22547634] 'Autonomic conflict': a different way to die during cold water immersion? 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