title: [4-CHANNEL INK-RECORDING PHOTOPLETHYSMOGRAPH FP-4].
mesh_terms: D006801:Humans; D007281:Ink; D010781:Photography; D017156:Photoplethysmography; D010991:Plethysmography
keywords: PHOTOGRAPHY; PLETHYSMOGRAPHY
vernacular_title: CHETYREKHKANAL'NY'I CHERNIL'NOPISHUSHCHI'I FOTOPLETIZMOGRAF FP-4.