TY - GEN AU - Verner,Martin AU - Herrmann,Martin J AU - Troche,Stefan J AU - Roebers,Claudia M AU - Rammsayer,Thomas H TI - Cortical oxygen consumption in mental arithmetic as a function of task difficulty: a near-infrared spectroscopy approach SN - 1662-5161 PY - 2013///0605 N1 - Publication Type: Journal Article UR - https://doi.org/10.3389/fnhum.2013.00217 ER -