@misc{indiciae8872459feaba, title = {Producer quality assurance programs.}, author = {J Kla and L Tollefson}, year = {1999}, doi = {10.1016/s0749-0720(15)30214-0}, url = {https://pubmed.ncbi.nlm.nih.gov/10088219/}, note = {Source identifier: 10088219} }