Scholkmann, Felix Cerebral hemodynamic and oxygenation changes induced by inner and heard speech: a study combining functional near-infrared spectroscopy and capnography. [electronic resource] - Journal of biomedical optics Jan 2014 - 17002 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1560-2281 Standard No.: 10.1117/1.JBO.19.1.017002 doi Subjects--Topical Terms: AdultBrain--physiologyBrain MappingCapnography--methodsCarbon Dioxide--analysisCross-Over StudiesFemaleHearingHemodynamicsHemoglobins--analysisHumansLinear ModelsMaleMiddle AgedMovementOxygen--analysisOxyhemoglobins--analysisPrefrontal Cortex--blood supplySignal Processing, Computer-AssistedSpectroscopy, Near-Infrared--methodsSpeechTime Factors