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2. Primary hyperparathyroidism in the 1990s: choice of surgical procedures for this disease;Kaplan;Ann Surg,1992
3. Multiglandular disease in seemingly sporadic primary hyperparathyroidism revisited: where are we in the early 1990s? A plea against unilateral parathyroid exploration;Proye;Surgery,1992
4. Current trends in the surgical treatment of solitary parathyroid adenoma: a questionnaire study from 53 surgical departments in 14 countries;Tibblin;Eur J Surg,1991
5. Clinical characteristics and surgical treatment of sporadic primary hyperparathyroidism with emphasis on chief cell hyperplasia;Wallfelt;Surgery,1990