Editorial note: for the December 2019 Supplementary issue | Vol 10, No 4 (2019)

Update 21.01.2020 | based on the authors request and LUMEN editors evaluation, the article authorship was modified to Kristína Mydlová, Marta Vavrová. This is the final and correct authorship, confirmed by both authors.

Editorial note: for the article entitled: "Verification of Psychometric Abilities of the Questionnaire the Risky Sexual Behavior and Intimate Relations of Adolescents", authored by  Kristína Mydlová

December 20th, 2019, 12:45 GMT! 

Post publication, the author of the article, Kristína Mydlová, pointed out a possible error in stating the authorship, due to the lack of mention of the co-author. The publisher is working on solving this situation. The LUMEN publishing house has made the necessary requests to the authors, in order to clarify the correct authorship of the paper. We will be back soon with clarifications!