Text and Data Mining valid from 2018-12-01
Received: 23 May 2018
Accepted: 28 August 2018
First Online: 3 December 2018
Ethics approval and consent to participate
: The study was approved by the Federal Teaching Hospital Gombe Institutional Review Board (NHREC/25/10/2013). Permission was obtained from the Gombe State Ministry of Education and school principals. Subsequent investigation was conducted according to the principles expressed in the Declaration of Helsinki.Secondary school adolescents aged 10–18 years from the selected schools whose parents/guardians had consented to their participation in the study and who themselves have assented to the study were included.
: Not applicable.
: The authors declare that they have no competing interests.
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