TY  - RPRT
TI  - Primary hyperparathyroidism and peptic ulcer.
AU  - B M Black
PY  - 1971
DO  - 10.1016/s0039-6109(16)39491-9
UR  - https://pubmed.ncbi.nlm.nih.gov/4939432/
ID  - 4939432
ER  -