Academia: http://www.linkedin.com/groups?mostPopular=&gid=3704584
Analytical Chemists: http://www.linkedin.com/groups?mostPopular=&gid=2119465
Animal Healthcare: http://www.linkedin.com/groups?mostPopular=&gid=3704686
Biochemistry: http://www.linkedin.com/groups?mostPopular=&gid=2119484
Clinical Research: http://www.linkedin.com/groups?mostPopular=&gid=2105081
Cosmetic Science: http://www.linkedin.com/groups?mostPopular=&gid=3411042
Dental: http://www.linkedin.com/groups?mostPopular=&gid=3411411
Engineering: http://www.linkedin.com/groups?mostPopular=&gid=2449309
Executive (Directors & Senior Managers ONLY): http://tinyurl.com/crj8jfc
Environmental: http://tinyurl.com/d7amqp9
Finance: http://tinyurl.com/brpbkzx
Formulation Science: http://tinyurl.com/ckf9g62
Freelance: http://www.linkedin.com/groups?mostPopular=&gid=3704789
Home based: http://tinyurl.com/8xbuosj
Hospital: http://www.linkedin.com/groups?mostPopular=&gid=2118586
Health Economics: http://www.linkedin.com/groups?mostPopular=&gid=2105103
Human Resources: http://www.linkedin.com/groups?mostPopular=&gid=3830062
IT & Computer Science: http://www.linkedin.com/groups?mostPopular=&gid=2428898
Internship Jobs: http://www.linkedin.com/groups?mostPopular=&gid=3704733
Jobs Network:
http://www.linkedin.com/groups?gid=4169150&trk=myg_ugrp_ovr
Lab Technicians: http://www.linkedin.com/groups?mostPopular=&gid=3704701
Laboratory Jobs: http://www.linkedin.com/groups?mostPopular=&gid=2105093
Logistics & Supply Chain: http://www.linkedin.com/groups?mostPopular=&gid=3493102
Marketing & Med Comms: http://www.linkedin.com/groups?mostPopular=&gid=2105009
Medical Devices: http://www.linkedin.com/groups?mostPopular=&gid=3493389
Medical Engineering: http://www.linkedin.com/groups?mostPopular=&gid=3492475
Medical Information & Drug Safety: http://www.linkedin.com/groups?mostPopular=&gid=2105197
Manufacturing: http://www.linkedin.com/groups?mostPopular=&gid=2105110
Medical Writing: http://www.linkedin.com/groups?mostPopular=&gid=2104990
Microbiology: http://www.linkedin.com/groups?mostPopular=&gid=2119480
Molecular Biology: http://www.linkedin.com/groups?mostPopular=&gid=2119492
NGO & Charity: http://www.linkedin.com/groups?mostPopular=&gid=3704569
Nursing: http://www.linkedin.com/groups?mostPopular=&gid=2118972
Organic Chemists: http://www.linkedin.com/groups?mostPopular=&gid=2119473
Part Time: http://www.linkedin.com/groups?mostPopular=&gid=3704714
Pharmacology: http://www.linkedin.com/groups?mostPopular=&gid=2119518
Pharmacy: http://www.linkedin.com/groups?mostPopular=&gid=2119506
Physics: http://www.linkedin.com/groups?mostPopular=&gid=2929766
Physicians: http://www.linkedin.com/groups?mostPopular=&gid=2118944
Polymer Chemists: http://www.linkedin.com/groups?mostPopular=&gid=2119477
Project Management: http://www.linkedin.com/groups?gid=4191626&trk=myg_ugrp_ovr
Quality Assurance: http://www.linkedin.com/groups?mostPopular=&gid=2105043
Recruitment: http://www.linkedin.com/groups?mostPopular=&gid=3830085
Regulatory Affairs: http://www.linkedin.com/groups?mostPopular=&gid=2105043
Sales (Medical/Pharma): http://www.linkedin.com/groups?mostPopular=&gid=2105057
Sales (Science): http://www.linkedin.com/groups?mostPopular=&gid=2119498
Statisticians: http://tinyurl.com/4ocx5t2
Science Jobs: http://tinyurl.com/78cjdzv
Toxicology: http://tinyurl.com/85m9thz
Translator Jobs: http://tinyurl.com/4d76yuf