User requirements and hygienic equipment.
D000203:Activities of Daily Living; D000328:Adult; D000368:Aged; D006233:Persons with Disabilities; D004739:England; D004867:Equipment Design; D004864:Equipment and Supplies / Q000592:standards*; D006804:Ergonomics; D005260:Female; D006801:Humans; D006920:Hygiene; D008297:Male; D008875:Middle Aged; D011247:Pregnancy