@misc{indiciae808c68ca4ea9, title = {Secondary hypercalcemic hyperparathyroidism.}, author = {L Bergdahl and L Boquist}, year = {1973}, doi = {10.1007/bf00543230}, url = {https://pubmed.ncbi.nlm.nih.gov/4630989/}, note = {Source identifier: 4630989} }