Perbandingan kolagen tipe IV urin dan korelasinya dengan rasio albumin kreatinin urin pada pasien diabetes melitus tipe 2 yang mendapat angiotensin converting enzyme inhibitor dan angiotensin receptor blocker = Comparison of urinary type IV collagen and its correlation with urine abumin creatinine in type 2 diabetes mellitus patients with angiotensin converting enzyme inhibitor and angiotensin receptor blocker therapy