Perubahan status fungsi hati status nutrisi kadar 3 hidroksi butirat darah dan keseimbangan nitrogen pada pasien sirosis hati yang menjalankan ibadah puasa di minggu ke empat ramadhan dan 4 minggu pasca ramadhan = Changes of liver functional status nutritional status serum 3 hidroxy butyric and nitrogen balance in cirrhotic patients during fasting at fourth week of ramadhan and four weeks after ramadhan