Validitas dan reliabilitas malnutrition screening tool sebagai alat skrining risiko malnutrisi berdasarkan subjective global assessment pada pasien rawat inap dewasa di RSUPN Dr. Cipto Mangunkusumo tahun 2017 = Validities and reliabilities of malnutrition screening tool as malnutrition risk screening tools based on subjective global assessment in hospitalised adult patients at RSUPN Dr. Cipto Mangunkusumo in 2017