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Programmatic citations — every numbered marker resolves to a verifiable graph row below.
Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
4ort.xyz Knowledge Graph. (2026). HB-Phone: A Bed-Mounted Geophone-Based Heartbeat Monitoring System. Retrieved May 24, 2026, from https://4ort.xyz/entity/hb-phone-a-bed-mounted-geophone-based-heartbeat-monitoring-system
“HB-Phone: A Bed-Mounted Geophone-Based Heartbeat Monitoring System.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/hb-phone-a-bed-mounted-geophone-based-heartbeat-monitoring-system.
@misc{4ortxyz_hb-phone-a-bed-mounted-geophone-based-heartbeat-monitoring-system_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HB-Phone: A Bed-Mounted Geophone-Based Heartbeat Monitoring System}}, year = {2026}, url = {https://4ort.xyz/entity/hb-phone-a-bed-mounted-geophone-based-heartbeat-monitoring-system}, note = {Accessed: 2026-05-24}}
According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HB-Phone: A Bed-Mounted Geophone-Based Heartbeat Monitoring System — https://4ort.xyz/entity/hb-phone-a-bed-mounted-geophone-based-heartbeat-monitoring-system (retrieved 2026-05-24)
Canonical URL: https://4ort.xyz/entity/hb-phone-a-bed-mounted-geophone-based-heartbeat-monitoring-system · Last refreshed: