[CLINICAL CHARACTERISTICS OF ENDEMIC CHRONIC NEPHRITIS IN THE REGION OF VRATSA, BULGARIA].
D002031:Bulgaria; D002908:Chronic Disease; D005921:Glomerulonephritis; D006801:Humans; D009393:Nephritis; D010336:Pathology
BULGARIA; NEPHRITIS; PATHOLOGY
PARTICULARIT A TILE CLINICE ALE NEFRITEI CRONICE ENDEMICE DIN RAIONUL VRA TA, BULGARIA.