Critical Closing Pressure During Controlled Increase in Intracranial Pressure - Comparison of Three Methods. - Katarzyna Kaczmarska; Magdalena Kasprowicz; Agnieszka Uryga; Leanne Calviello; Georgios Varsos; Zofia Czosnyka; Marek Czosnyka (IEEE Trans. Biomed. Eng., 2018)