Text and Data Mining valid from 2019-11-08
Received: 24 September 2018
Accepted: 1 November 2019
First Online: 8 November 2019
Ethics approval and consent to participate
: Ethical approval was obtained from Wolaita Sodo University ethical review committee. Permission was obtained from relevant quarters before actual data collection. Written consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.