Imthurn B, Achermann J, Macas E, Klug A. Preimplantation diagnosis in Switzerland - birth of a healthy child after polar body biopsy. Swiss Med Wkly [Internet]. 2004 May 1 [cited 2024 Sep. 26];134(1718):254-8. Available from: https://smw.ch/index.php/smw/article/view/368