Allergy
          American Academy of Allergy, Asthma and Immunology, Inc.

Behavioral Health 
          American Academy of Child and Adolescent Psychiatry
          American Psychiatric Association
          American Psychological Association
          American Society of Addiction Medicine
          Child and Adolescent Bipolar Foundation 
          Connecticut Psychological Association
             Mental Health Infosource     
          National Alliance for Research on Schizophrenia and Depression
                (NARSAD)
          National Alliance for the Mentally Ill (NAMI)
          National Depressive and Manic-Depressive Association
          National Institute of Mental Health (NIMH)
          National Institute on Alcohol Abuse and Alcoholism (NIAAA)
          National Institute on Drug Abuse (NIDA)
          National Mental Health Association
          National Mental Health Consumers’ Self-Help Clearinghouse
          Substance Abuse and Mental Health Services Administration
                (SAMHSA)
 
Cardiology
          American Heart Association
          American College of Cardiology

Dentistry

Directories
          Directories of Health Organizations Online

Digestive System
          American College of Gastroenterology

Emergency Medicine 
          American College of Emergency Physicians
          Hazardous Substance Related Emergency Medical Treatment

Endocrine Systems
          American Diabetes Association

Geriatrics
          Alzheimer’s Association
          Alzheimer’s Disease Education and Referral Center

Guidelines and Standards
          CDC Prevention Guidelines
          National Guidelines Clearinghouse
          National Quality Measures Clearinghouse

Hospital Administration and Management
          American Hospital Association
          State of Connecticut Office of Health Care Access
          Connecticut Hospital Association
          American College of Healthcare Executives
          American College of Physicians Executives
          American Organization of Nurse Executives
          4 Nursing managers (Nursing Policies)
          American Society of Health-System Pharmacists
          Press Ganey

Infectious Diseases
          Center for Disease Control and Prevention

Laboratory
          Lab Tests Online

Medicine
          American Medical Association
          American College of Physicians
          American Board of Medical Specialties
          Mayo Clinic
          National Health Institute

Neurology 
         American Academy of Neurology
          American Society of Anesthesiologists

Nursing 
         The Association of Perioperative Registered Nurses   
         Nursing and Allied Health websites from echnlibrary.org       
         Nursing Career Information

Obstetrics & Gynecology
          American College of Obstetrician and Gynecologists

Oncology
          American Cancer Society
          Cancer Information Service
          National Cancer Institute
          National Comprehensive Cancer Network

Ophthalmology
          American Academy of Ophthalmology

Orthopaedics
          American Academy of Orthopaedic Surgeons

Pediatrics 
          American Academy of Pediatrics

Pharmacy & Pharmacology

Physical Medicine
          National Rehabilitation Information Center (NARIC)

Primary Care
          American Academy of Family Physicians

Public Health
          Connecticut Department of Public Health

Radiology
          American College of Radiology
          RadiologyInfo

Respiratory
          American College of Chest Physicians
          American Lung Association

Statistics
          National Center for Health Statistics
          US Census Bureau

Surgery 
          American College of Surgeons
          American Society of Plastic Surgeons
          American Academy of Otolaryngology Head and Neck Surgery
          Foundation 
          American Association of Neurological Surgeons

Urogenital System
          American Urological Association