Updates are available Correction dated 2020-05-18

Article History

Received: 8 October 2019

Accepted: 23 April 2020

First Online: 29 April 2020

Change Date: 18 May 2020

Change Type: Correction

Change Details: The published version of this article contained a mistake. Under the Introduction section, 5th paragraph was inadvertently eliminated. The missing paragraph is given below. The original article has been corrected.

Compliance with Ethical Standards

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: This study was financed by the authors besides the non-existence of any conflict of interest. The research involved school managers in six different senior high schools in Ghana, whose consent were duly sought whilst anonymity and confidentiality were assured<b>.</b>