Marital status, health, illness and service use.
D000328:Adult; D000368:Aged; D005260:Female; D006262:Health; D006296:Health Services / Q000706:statistics & numerical data*; D006301:Health Services Needs and Demand; D006801:Humans; D008019:Life Style; D008297:Male; D008393:Marriage; D008875:Middle Aged; D012737:Sex Factors; D012803:Sick Role; D012847:Single Person; D012923:Social Class; D012959:Socioeconomic Factors; D013315:Stress, Psychological / Q000209:etiology