@misc{indiciae0899bebb3134, title = {Increases in immunoreactive parathyroid hormone with age.}, author = {P S Wiske and S Epstein and N H Bell and S F Queener and J Edmondson and C C Johnston}, year = {1979}, doi = {10.1056/nejm197906213002506}, url = {https://pubmed.ncbi.nlm.nih.gov/440391/}, note = {Source identifier: 440391} }