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Quality of life after radical prostatectomy or watchful waiting.
Steineck G, Helgesen F, Adolfsson J, Dickman PW, Johansson JE, Norlén BJ, Holmberg L; Scandinavian Prostatic Cancer Group Study Number 4. Steineck G, et al. Among authors: helgesen f. N Engl J Med. 2002 Sep 12;347(11):790-6. doi: 10.1056/NEJMoa021483. N Engl J Med. 2002. PMID: 12226149 Free article. Clinical Trial.
A randomized trial comparing radical prostatectomy with watchful waiting in early prostate cancer.
Holmberg L, Bill-Axelson A, Helgesen F, Salo JO, Folmerz P, Häggman M, Andersson SO, Spångberg A, Busch C, Nordling S, Palmgren J, Adami HO, Johansson JE, Norlén BJ; Scandinavian Prostatic Cancer Group Study Number 4. Holmberg L, et al. Among authors: helgesen f. N Engl J Med. 2002 Sep 12;347(11):781-9. doi: 10.1056/NEJMoa012794. N Engl J Med. 2002. PMID: 12226148 Free article. Clinical Trial.
Polidocanol sclerotherapy for hydroceles and epididymal cysts.
Sigurdsson T, Johansson JE, Jahnson S, Helgesen F, Andersson SO. Sigurdsson T, et al. Among authors: helgesen f. J Urol. 1994 Apr;151(4):898-901. doi: 10.1016/s0022-5347(17)35117-0. J Urol. 1994. PMID: 8126821 Review.