Drupal-Bibcite0<style face="normal" font="default" size="100%">Availability and use of mHealth for disease diagnosis and treatment support by health workers in sub-Saharan Africa: a scoping review protocol</style><style face="normal" font="default" size="100%">Availability and use of mHealth for disease diagnosis and treatment support by health workers in sub-Saharan Africa: a scoping review protocol</style>