Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Elisabeth Logan, William M. Shaw Jr.. A bibliometric analysis of collaboration in a medical specialty. Scientometrics, 20(3):417-426, 1991. [doi]
Abstract is missing.