TY - RPRT TI - Muscle activity in normal and postnormal occlusion. AU - J G Ahlgren AU - B F Ingervall AU - B L Thilander PY - 1973 DO - 10.1016/0002-9416(73)90258-3 UR - https://pubmed.ncbi.nlm.nih.gov/4518053/ ID - 4518053 ER -