@misc{indiciae7503b451ac05, title = {Reversible and irreversible hydrocolloid impression materials.}, author = {E W SKINNER and E N COOPER and F E BECK}, year = {1950}, doi = {10.14219/jada.archive.1950.0029}, url = {https://pubmed.ncbi.nlm.nih.gov/15409370/}, note = {Source identifier: 15409370} }