Massachusetts Medical Society
（14）
Massachusetts Bible Society
（8）
Massachusetts Historical Society
（6）
James M. (Professor of Medicine Rippe University of Massachusetts Medical School)
（4）
Mallach, Efrem G. (Rhode Island College, Providence, and Kea Company, New Bedford, Massachusetts, USA)
（4）
Massachusetts Agricultural College
（4）
Massachusetts Legislature
（4）
Mometrix Massachusetts Teacher Certifica(EDI)
（4）
Amiji, Mansoor M. (Distinguished Professor and Chairman, Department of Pharmaceutical Sciences, School of Pharmacy, Bouve College of Health Sciences, Northeastern University, Boston, Massachusetts, U
（3）
Gilbert Strang (Massachusetts Institute of Technology)
（3）
Hernan (Murdock Global Advisors Murdock Wayland Massachusetts USA)
（3）
Massachusetts General Hospital
（3）
Massachusetts Geological Survey
（3）
Massachusetts Insurance Dept
（3）
Massachusetts Sabbath School Society
（3）
;Onder, Irem (University of Massachusetts),Acikgoz, Fulya (University of Bristol)
（2）
Accioly, Inny (Fluminense Federal University, Brazil),Macedo, Professor Donaldo (University of Massachusetts Boston, USA)
（2）
Boston Massachusetts Registry Dept
（2）
