Hybrid Architecture Based on Blockchain Technology and Smart Contracts for Healthcare ApplicationsMohammed Charaf Eddine Meftah، Cherif Ahmed Cherif، Belgacem Meraghni، Chafik BerdjouhInternational Journal of Organizational and Collective Intelligenceالمجلّد 12، (1)، الصفحات 1-202022مقال وصول مغلق 5