title: Commentary on Viewpoint "Human experimentation: no accurate, quantitative data?".
authors.forename: Douglas R
authors.initials: DR
authors.lastname: Seals
authors.forename: Anthony J
authors.initials: AJ
authors.lastname: Donato
authors.forename: Gary L
authors.initials: GL
authors.lastname: Pierce
authors.forename: Ashley E
authors.initials: AE
authors.lastname: Walker
mesh_terms: D002320:Cardiovascular Physiological Phenomena; D006805:Human Experimentation; D006801:Humans; D023421:Models, Animal; D010991:Plethysmography; D014463:Ultrasonography