@misc{indiciae404c8fbbfa86, title = {[Diagnostic difficulties in primary hyperparathyroidism based on personal observations].}, author = {K Sworczak and H Czaplińska-Kałas and M Siekierska-Hellmann and A Lewczuk and K Błaut}, year = {1996}, url = {https://pubmed.ncbi.nlm.nih.gov/8755843/}, note = {Source identifier: 8755843} }