Determining risk to subjects: exposure to ultrasound.
D032761:Animal Experimentation; D000827:Animal Welfare; D000818:Animals; D020811:Biomedical Technology; D003933:Diagnosis; D004864:Equipment and Supplies; D005069:Evaluation Studies as Topic; D006805:Human Experimentation; D006801:Humans; D007258:Informed Consent; D011296:Prenatal Diagnosis; D012015:Reference Standards; D012107:Research Design; D012306:Risk; D018570:Risk Assessment; D014463:Ultrasonography; D014838:Volunteers
Biomedical and Behavioral Research; Health Care and Public Health