The Change Strategy towards an Integrated Health Information Infrastructure: Lessons from Sierra Leone. - Romain-Rolland Tohouri; Ime Asangansi; Ola Hodne Titlestad; Jørn Braa (HICSS, 2010)

Comparing strategies to integrate health information systems following a data warehouse approach in four countries. - Johan Ivar Sæbø; Edem Kwame Kossi; Ola Hodne Titlestad; Romain-Rolland Tohouri; Jørn Braa (Inf. Technol. Dev., 2011)