The effect of first nocturnal ejaculation timing on risk and sexual behaviors of Korean male adolescents

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Ann Pediatr Endocrinol Metab. 2018;23(1):56-56
Publication date (electronic) : 2018 March 22
doi :
1Department of Pediatrics, Dong-A University College of Medicine, Busan, Korea
2Department of Psychiatry, Dong-A University College of Medicine, Busan, Korea

Ann Pediatr Endocrinol Metab 2017 Mar;22(1):43-48.

In this article, the ethical statement was omitted unintentionally. The ethical statement should be added as follows:

Ethical statement

IRB approval was exempted according to the “Enforcement rule of bioethics and safety act” available from: National authorized statistical number of Korean Government was 117058 (2005.09.30). Subjects who agreed in participation were included for the survey.

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