Antabe, Roger http://orcid.org/0000-0003-0312-3201
Sano, Yujiro
Anfaara, Florence W.
Kansanga, Moses
Chai, Xiangnan
Luginaah, Isaac
Article History
First Online: 27 February 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institution and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: For this type of study formal consent is not required.
: Informed consent was obtained from all individual participants included in this study.