Text and Data Mining valid from 2018-09-29
Received: 10 November 2016
Accepted: 18 September 2018
First Online: 29 September 2018
Ethics approval and consent to participate
: Ethical permission for the study was received from the ethics committee of the Institute of Pediatrics, Obstetrics and Gynecology of the National Academy of Medical Sciences of Ukraine (7/2013-12-27). Every patient signed a written informed consent. Two patients in the age group 15–19 years. Were under 16 years of age. No parental consent was obtained.
: Not applicable.
: The authors declare that they have no competing interests.
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