Photoacoustics can image spreading depolarization deep in gyrencephalic brain: cross-sectional data from 72 low- and middle-income countries - Kirchner, Thomas; Gröhl, Janek; Gutierrez-Herrera, Mildred A.; Adler, Tim; Hernandez Aguilera, Adrian; Santos, Edgar; Maier-Hein, Lena (Scientific reports, 2019)