Since this talk post shows up on Google search for Bahmni case-studies, I wanted to provide further links for users looking to read more case-studies of impact/rollout of Bahmni. See here:
https://bahmni.atlassian.net/wiki/spaces/BAH/pages/34439387/Presentations
and this discussion here: Research on metrics or impact of rolling out Bahmni/OpenMRS EMR?