Ummi Maimunah, Ummi and Andreas Agung Kurniawan, - and Andrio Palayukan, - Adverse Effects of Long-term Proton Pump Inhibitors in Chronic Liver Disease Patients – A Preliminary Article Review. Review of Clinical Pharmacology and Pharmacokinetics, International Edition, 38 (1). ISSN '1011-6583

Ummi Maimunah, Ummi and Puspa Wardhani, - and Citrawati Dyah Kencono Wungu, - and Anisa Firdausi Rahmanda, - and Andreas Agung Kurniawan, - and Andrio Palayukan, - Correlation between quantitative HBsAg and quantitative HBV DNA in chronic hepatitis B patients: a systematic review and meta-analysis. Egyptian Liver Journal, 14 (35). ISSN '2090-6218