Ovid Technologies, Inc 61 American Psychological Association 10 American Library Association 4 Helen Dwight Reid Educational Foundation 4 American Alliance for Health, Physical Education, Recreation, and Dance 3 American Institute of Physics 3 American Speech-Language-Hearing Association 3 Association for Educational Communications and Technology 3 Speech Communication Association 3 American Alliance for Health, Physical Education, and Recreation 2 American Art Therapy Association 2 American Association for Applied Psychology 2 American Association for the Advancement of Science 2 American Association of Physics Teachers 2 American Association on Intellectual and Developmental Disabilities 2 American Association on Mental Retardation 2 American College Health Association 2 American College of Gastroenterology 2 American Counseling Association 2 Association for Childhood Education International 2 Association of College and Research Libraries 2 British Institute of Learning Disabilities 2 British Psychological Society 2 Canadian Nature Federation 2 Council on Social Work Education 2 Hammill Institute on Disabilities 2 International Union for Health Promotion and Education 2 John Wiley & Sons 2 National Association for Special Educational Needs (Great Britain) 2 National Association of Teachers of Speech (U.S.) 2 National Athletic Trainers Association 2 National Council on Family Relations 2 National League for Nursing 2 Pro-Ed (Firm) 2 Society for Nutrition Education 2 Speech Association of America 2 ALA TechSource 1 Academia Nacional de Medicina (Venezuela) 1 Academia Nacional de Medicina de México 1 Academia de Medicina de México (1871-1887) 1 Academy of Nutrition and Dietetics 1 Adelbary, Akram 1 Alexander Graham Bell Association for the Deaf 1 Alexander Graham Bell Association for the Deaf and Hard of Hearing 1 Alliance for Continuing Medical Education 1 American Academy of Child and Adolescent Psychiatry 1 American Academy of Orthopaedic Surgeons 1 American Academy of Religion 1 American Association for Health Education 1 American Association for Health, Physical Education, and Recreation 1 American Association of Colleges of Nursing 1 American Association of Dental Schools 1 American Association of School Physicians 1 American Association of Suicidology 1 American Association of Teachers of German 1 American Association on Mental Deficiency 1 American Center for the Study of Distance Education 1 American Ceramic Society 1 American College of Medical Physics 1 American College of Rheumatology 1 American College of Sports Medicine 1 American Deafness and Rehabilitation Association 1 American Dental Education Association. Division of Communication 1 American Institute for Social Justice 1 American Institute of Biological Sciences 1 American Library Association. Annual Conference 1 American Library Association. Resources and Technical Services Division 1 American Orthopsychiatric Association 1 American Personnel and Guidance Association 1 American Personnel and Guidance Association. Division of Rehabilitation Counseling 1 American Physiological Society (1887- ) 1 American Professional Society on the Abuse of Children 1 American Psychological Association. Division of Educational Psychology 1 American Psychological Association. Division of Family Psychology 1 American Psychological Association. Division of School Psychology 1 American Rehabilitation Counseling Association 1 American School Health Association 1 American Social Hygiene Association 1 American Society for Information Science 1 American Society for Psychoprophylaxis in Obstetrics 1 American Society for Training and Development. Media Division 1 American Society of Law, Medicine & Ethics 1 American Sociological Association 1 American Sociological Society. Rural Sociology Section 1 American Speech and Hearing Association 1 Annenberg School of Communications (University of Pennsylvania) 1 Asia Pacific Heart Rhythm Society 1 Asociación Regional de Diálisis y Trasplantes Renales de Capital Federal y Provincia de Buenos Aires 1 Association for Childhood Education (U.S.) 1 Association for Contemporary Iberian Studies 1 Association for Education and Rehabilitation of the Blind and Visually Impaired (U.S.) 1 Association for Education of the Visually Handicapped (U.S.) 1 Association for Gay, Lesbian & Bisexual Issues in Counseling 1 Association for Lesbian, Gay, Bisexual & Transgender Issues in Counseling 1 Association for Library Collections & Technical Services 1 Association for Multicultural Counseling and Development (U.S.) 1 Association for Professionals in Services for Adolescents (Great Britain) 1 Association for Special Education Technology 1 Association for Specialists in Group Work (U.S.) 1 Association for the Advancement of Health Education (U.S.) 1