C. E. BOONSTRA, M.D., F.A.C.P.; C. E. JACKSON, M.D., F.A.C.P.
The results of serum calcium analysis on nearly 12,000 consecutive individuals appearing for clinical evaluation in a 29-month period are presented in this paper. Interest in this type of survey was stimulated by the occurrence of several cases with asymptomatic parathyroid adenomas during an investigation of the hereditary aspects of hyperparathyroidism (1). The study was facilitated by the availability of an ammonium purpurate method (2) adapted for use in an automatic chemical analyzer.*
This survey was begun in June 1959, and continued through March 1962, except for a 4-month period from the middle of August 1960, through the middle
BOONSTRA CE, JACKSON CE. The Clinical Value of Routine Serum Calcium Analysis. Ann Intern Med. 1962;57:963–969. doi: https://doi.org/10.7326/0003-4819-57-6-963
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Published: Ann Intern Med. 1962;57(6):963-969.
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