Funding for this research was provided by:
European and Developing Countries Clinical Trials Partnership (IP.2007.32080.001)
Novo Nordisk Fonden (NNF15OC0018034)
Novo Nordisk Fonden (Danish Diabetes Academy)
Aase og Ejnar Danielsens Fond (NA)
Fonden af 1870 (NA)
Fhv. lektor Christian Henning Schmidt Aarups Mindelegat (NA)
Murermester Jacob Johansen og hustru Maren Sophie Johansens legat (NA)
Received: 8 August 2018
Accepted: 1 February 2019
First Online: 15 February 2019
Ethics approval and consent to participate
: This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving human participants were approved by the National Committee of Ethics in Health in Guinea-Bissau (NoRef064/CNES/INASA/2013). Written informed consent, either by signature, or fingerprint if illiterate, was obtained from all participants. Due to the non-invasive nature of the study, adolescents aged 15–17 years were permitted to give informed consent without parental/legal guardian consent (approved by the National Committee of Ethics in Health in Guinea-Bissau).
: Not applicable.
: The authors declare that they have no competing interests.
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