Vaccination effects
BT Diseases and Disorders
RT Adverse effects
     Drug effects
     Immunization

Vaginal birth
BT Childbirth
NT Vaginal birth after cesarean

Vaginal birth after cesarean
BT Vaginal birth
RT Cesarean section
     Repeat cesarean birth

Vaginal cancer
BT Cancer
     Vaginal diseases
RT Cervical cancer
     Diethylstilbestrol

Vaginal diseases
BT Gynecological diseases
NT Vaginitis
     Vaginal cancer
RT Vulvar diseases

Vaginitis
UF Colpitis
BT Inflammations
     Vaginal diseases
RT Diethylstilbestrol

Vascular diseases
BT Cardiovascular diseases
NT Ischemia
     Hypertension
     Hereditary hemorrhagic telangiectasia
     Cerebrovascular disorders
     Arteriosclerosis

Vegetarianism
BT Eating habits
RT Food habits

Venereal diseases
USE Sexually transmitted diseases

Ventilation
BT Respiratory therapy
RT Tracheostomy

Ventilator weaning
BT Artificial respiration
RT Mechanical ventilators

Ventilators
USE Mechanical ventilators

Verbal ability
BT Psychology and Development
RT Communication skills
     Verbal learning

Verbal behavior
BT Behavior
NT Speech
RT Language disorders
     Speech disorders

Verbal learning
SN Learning that involves the use of language, whether it is learning to associate nonsense syllables or to solve complex problems presented in verbal terms
BT Learning
RT Language development
     Verbal ability

Vermont
BT United States
     New England

Vertebral epiphysitis
USE Scheuermann's disease

Victim witness programs
SN Programs that provide assistance to victims and witnesses of crimes
BT Programs
RT Victims
     Witnesses

Victims
BT Population Groups
RT Child abuse
     Crime
     Family violence
     Offenders
     Survivors
     Victim witness programs
     Violence

Video display terminals
USE Computer terminals

Videoconferences
SN Interactive delivery mechanisms for long distance communication and education, linking presenters and learners located in different sites using a 2-way audio and 1- or 2-way video hookup to facilitate interaction between presenters and learners
BT Interactive media
RT Conferences
     Interactive media
     Telecommunications
     Teleconferences

Videotapes
BT Audiovisual materials
RT Audiotapes
     Films
     Media violence
     Television

Violence
BT Law and Legal Issues
     Social problems
     NT School violence
     Media violence
     Interpersonal violence
     Gun violence
     Assault
RT Aggression
     Crime
     Gangs
     Gun violence
     Victims
     War

Violence prevention
BT Prevention
RT Crime prevention

Viral arthritis
USE Infectious arthritis

Virgin Islands
SN Designates only the U.S. Virgin Islands; does not include the British Virgin Islands
BT United States
     West Indies
RT Caribbean region
     Puerto Rico

Virginia
BT United States

Virus diseases
UF Viral diseases
BT Diseases
     Infections
NT Toxoplasmosis
     Rubella
     Poliomyelitis
     Mumps
     Measles
     Influenza
     Infectious mononucleosis
     Infectious arthritis
     Human papillomavirus
     HIV
     Herpes simplex
     Herpes genitalis
     Hepatitis
     Haemophilus infections
     Cytomegalovirus infections
     Common cold
     Chicken pox
     AIDS related complex
     AIDS
RT Bacterial infections
     Bloodborne pathogens
     Communicable diseases
     Sexually transmitted diseases

Vision
BT Diseases and Disorders
RT Ophthalmology
     Optometry
     Vision disorders

Vision disorders
BT Eye diseases
     Sensory impairments
NT Retinitis pigmentosa
     Blindness
RT Ophthalmology
     Optometrists
     Vision
     Vision screening
     Vision tests

Vision screening
BT Health screening
RT Ophthalmology
     Optometry
     Vision disorders
     Vision tests

Vision tests
BT Diagnostic techniques
RT Ophthalmology
     Optometry
     Vision disorders
     Vision screening

Visiting nurses
BT Nurses

Vital statistics
BT Statistics
NT Morbidity rates
     Life expectancy

Vitamin B 1
USE Thiamine

Vitamin C
USE Ascorbic acid

Vitamin deficiencies
UF Avitaminosis
BT Disorders
     Nutrition disorders
NT Rickets
     Biotinidase deficiency
RT Alcoholism
     Ascorbic acid
     Folic acid deficiency anemia
     Magnesium deficiency

Vitamin supplements
BT Supplements
RT Food supplements
     Iron supplements
     Mineral supplements

Vocational education
UF Job training
BT Education
RT Noncollege bound students
     Paraprofessional personnel
     Postsecondary education
     Secondary schools
     Vocational rehabilitation

Vocational rehabilitation
SN Rehabilitation efforts and programs to provide job training and placement for disabled persons and to assist them in the process of workplace adjustment
BT Rehabilitation
RT Occupational therapy
     Rehabilitation programs
     Vocational education

Voice disorders
UF Phonation disorders
BT Communication disorders

Volunteers
BT Personnel
RT Firefighters
     Voluntary health agencies
     Voluntary organizations

Vomiting
BT Gastrointestinal diseases
NT Hyperemesis
RT Bulimia
     Nausea

Von Willebrand disease
BT Blood and lymphatic diseases
RT Hemophilia
Uterine hemorrhage

Vulnerability
SN Refers to young people who are more susceptible to injury or adverse life outcomes due to their life situation, psychological makeup, etc.
BT Psychology and Development

Vulvar diseases
BT Gynecological diseases
RT Vaginal diseases