@misc{indiciaed9e6a07a7652, title = {Improved reference-interval estimation.}, author = {E K Shultz and K E Willard and S S Rich and D P Connelly and G C Critchfield}, year = {1985}, url = {https://pubmed.ncbi.nlm.nih.gov/3840725/}, note = {Source identifier: 3840725} }