Who is in hospital.
D000367:Age Factors; D000368:Aged; D001509:Bed Occupancy; D005260:Female; D006779:Hospitals, Public / Q000706:statistics & numerical data*; D006788:Hospitals, Voluntary / Q000706:statistics & numerical data; D006801:Humans; D007297:Inpatients; D008297:Male; D009520:New Zealand; D012737:Sex Factors