TY - RPRT TI - Viscosity of elastomeric impression materials. AU - T W Herfort AU - W W Gerberich AU - C W Macosko AU - R J Goodkind PY - 1977 DO - 10.1016/0022-3913(77)90093-2 UR - https://pubmed.ncbi.nlm.nih.gov/269278/ ID - 269278 ER -