The term "MSL" was originally trademarked by Upjohn as "Education services – namely, initiation of drug studies in laboratory and clinical settings and development of workshops, symposia, and seminars for physicians, medical societies, specialty organizations, academicians, in concert, concerned with drug related medical topics" in 1967 and with first use in commerce in 1967.
[1] As the number of MSL programs in healthcare increased, subsequent peer-reviewed journal publications and books became available to examine the emerging role of medical affairs[2][3] and the use of MSLs in an increasingly vertically integrated biotechnology industry.
Through such monitoring, MSLs can gain access to key influencers by interacting with national and regional societies and organizations.
The educational background of MSLs consists primarily of MDs, DMSc, PharmD, and PhD professionals.
[citation needed] The medical science liaison role is varied and day-to-day activities include (but are not limited to);[6]