TAP Editorial Team. TAP reading note: Diurnal Variation and Twenty-Four Hour Sleep Deprivation Do Not Alter Supine Heart Rate Variability in Healthy Male Young Adults.. The Allostasis Project. Updated 2026-10-30. TAP-RDN-0071, v1.0 (English). https://tcite.org/TAP-RDN-0071/v1.0