1. Department of Dermatology, Sexually Transmitted Diseases and Clinical Immunology, The University of Warmia and Mazury, 10-229 Olsztyn, Poland
2. Department of Dermatology, Venereology and Allergology, Medical University of Gdansk, 80-214 Gdansk, Poland
3. Invicta Fertility and Reproductive Centre, Molecular Laboratory, 81-740 Sopot, Poland