[Analysis of second-level referrals from an urban health centre].
Prieto Albino
L
L
D003430:Cross-Sectional Studies; D006786:Hospitals, Urban / Q000706:statistics & numerical data*; D006801:Humans; D012017:Referral and Consultation / Q000706:statistics & numerical data*; D012189:Retrospective Studies; D013030:Spain