Methods, systems and related products for collaborative exchange of healthcare data using a computer network are configured to: (a) receive a participating Subscriber's request for publication of selected clinical data from participating Publishers that have respective Publisher repositories of clinical data; (b) determine whether respective Publishers approve publication of their clinical data for the selected clinical data and the requesting Subscriber; and (c) electronically forward the selected clinical data from those participating Publishers that approve publication of the requested selected clinical data to the requesting Subscriber.