Authors: Siren, J Tervahartiala, P Sivula, A Haapiainen, R

Citation: J. Siren et al., Natural course of adrenal incidentalomas: Seven-year follow-up study, WORLD J SUR, 24(5), 2000, pp. 579-582

Authors: Siren, J Haglund, C Huikuri, K Sivula, A Haapiainen, R

Citation: J. Siren et al., Laparoscopic adrenalectomy for primary aldosteronism: Clinical experience in 12 patients, SURG LAP EN, 9(1), 1999, pp. 9-13

Authors: Multanen, M Haapiainen, R Leppaniemi, A Voutilainen, P Sivula, A

Citation: M. Multanen et al., The value of ultrasound-guided fine-needle aspiration biopsy (FNAB) and frozen section examination (FS) in the diagnosis of thyroid cancer, ANN CHIR GY, 88(2), 1999, pp. 132-135