Al-Rawi PG, Smielewski P, Kirkpatrick PJ. Evaluation of a near-infrared spectrometer (NIRO 300) for the detection of intracranial oxygenation changes in the adult head. Stroke 2001; 32: 2492-2500.
Buono MJ, Miller PW, Hom C, et al. Skin blood flow affects in vivo near-infrared spectroscopy measurements in human skeletal muscle. Jpn J Physiol 2005; 55: 241-244.
Cagnie B, Barbe T, De Ridder E, et al. The influence of dry needling of the trapezius muscle on muscle blood flow and oxygenation. J Manipulative Physiol Ther 2012; 35: 685-691.
Chang RS, Pomeranz B. Electroacupuncture analgesia could be mediated by at least two pain-relieving mechanisms: endorphin and non-endorphin system. Life Sci 1979; 25: 1957-1962.
Jansen G, Lundeberg T, Kiartansson J, et al. Acupuncture and sensory neuropeptides increase cutaneous blood flow in rats. Neurosci Lett 1989; 97: 305-309.