TY - RPRT TI - Physiologically distinct neurons within the ventrolateral periaqueductal gray are not defined by mu-opioid receptor expression but are differentially activated by persistent inflammation AU - McPherson, K. B. AU - Bouchet, C. A. AU - Ingram, S. L. PY - 2021 DO - 10.1101/2021.06.16.448597 UR - https://www.biorxiv.org/content/10.1101/2021.06.16.448597v1 ID - 10.1101/2021.06.16.448597 ER -