“35. 2 CASES OF HYPERPATHYROIDISM DUE TO ECTOPIC PARACTHYROID TUMORS”. Vietnam Journal of Community Medicine, vol. 66, no. CĐ14-HNKH BV Giao thông Vận tải, Jan. 2026, https://doi.org/10.52163/yhc.v66iCD14.3141.