| 2017 | Higher Hickerson formula | 이정연 | Article |
| 2018 | Impact of designated pharmacists’ interventions on physicians’ acceptance of the Knowledge-based Renal Dosage Adjustment System | 최경숙 | Doctoral Thesis |
| 2019 | Impact of pharmacists' interventions on physicians' decision of a knowledge-based renal dosage adjustment system | 이정연 | Article |
| 2013 | In vitro and in vivo evaluation of phenylbutenoid dimers as inhibitors of p-glycoprotein | 서은경; 이화정; 한아름; 이정연; 박정현 | Article |
| 2016 | Indivisibility of class numbers of real quadratic function fields | 이윤진; 이정연 | Article |
| 2018 | Influence of Pharmacist Communication on Patient Care in Korea | 진혜경 | Doctoral Thesis |
| 2023 | Institutional-specific smartphone application as a supplemental tool for an antimicrobial stewardship program in 2 large community-based hospitals: Acceptance of physicians and pharmacists | 최희정; 김성화; 이정연; 김선아; 김충종; 김경희 | Article |
| 2019 | Interprofessional Collaboration Between a Multidisciplinary Palliative Care Team and the Team Pharmacist on Pain Management | 이정연 | Article |
| 2017 | Intranasal insulin for Alzheimer’s disease and amnestic mild cognitive impairment | ALNAJJAR, SARAH | Master's Thesis |
| 2017 | Laparoscopic cholecystectomy 수술 후 sugammadex와 neostigmine 간에 첫 자발호흡과 부작용 발현 정도 및 영향인자 연구 | 박현숙 | Master's Thesis |
| 2019 | Linezolid-induced thrombocytopenia increases mortality risk in intensive care unit patients, a 10 year retrospective study | 이정연 | Article |
| 2022 | Long-Term Survival and Kidney Function in Pediatric Patients Following Liver Transplantation: A 15-Year Retrospective Cohort Study | 이정연 | Article |
| 2016 | Myasthenia Crisis Induced by Pegylated-Interferon in Patient With Chronic Hepatitis C: A Case Report | 김태헌; 이정연 | Article |
| 2023 | Novel innovative computer-based test (Inno-CBT) item types for national licensing examinations for health care professionals | 이정연; 김명규 | Article |
| 2018 | Nutrition and Clinical Outcomes of Nutrition Support in Multidisciplinary Team for Critically Ill Patients | 이정연; 김선아; 강지은 | Article |
| 2022 | Optimal antipseudomonal ꞵ-lactam drug dosing recommendations in critically-ill Asian patients receiving CRRT | 이정연; 이정 | Article |
| 2021 | P2Y12 Antiplatelet Choice for Patients with Chronic Kidney Disease and Acute Coronary Syndrome: A Systematic Review and Meta-Analysis | 이정연; 강지은; 김명규 | Review |
| 2016 | Perceived needs of pharmaceutical care services among healthcare professionals in South Korea: a qualitative study | 이정연 | Article |
| 2016 | Pharmacist-involved care for patients with heart failure and acute coronary syndrome: a systematic review with qualitative and quantitative meta-analysis | 이정연 | Review |
| 2018 | Pharmacist-led interdisciplinary medication reconciliation using comprehensive medication review in gynaecological oncology patients: A prospective study | 이정연 | Article |
| 2019 | Pharmacokinetic Alteration of Paclitaxel by Ferulic Acid Derivative | 박혜영; 이화정; 이정연; 이재옥 | Article |
| 2013 | Pharmacokinetic evaluation of formulated levodopa methyl ester nasal delivery systems | 곽혜선; 이정연 | Article in Press |
| 2019 | Pharmacy services at the PyeongChang 2018 Olympic and Paralympic Winter Games | 이정연 | Article |
| 2023 | Population pharmacokinetics and model-based dosing optimization of teicoplanin in elderly critically ill patients with pneumonia | 이화정; 이정연; 이재옥 | Article |
| 2020 | Practice considerations on the use of investigational anti-COVID-19 medications: Dosage, administration and monitoring | 이정연; 강지은 | Article |
| 2012 | Preclinical study of a potent P-glycoprotein and cytochrome P450 enzyme inducer rifampicin changing pharmacokinetic parameters of risperidone and its metabolite, 9-hydroxyrisperidone, using a rat model | 이화정; 이정연 | Article |
| 2019 | Prescribing patterns of polypharmacy in Korean pediatric patients | 이정연 | Article |
| 2019 | PyeongChang 2018 Winter Olympic Games and athletes' usage of a € polyclinic' medical services | 이정연 | Review |
| 2021 | Quantification of teicoplanin using the hplc-uv method for clinical applications in critically ill patients in Korea | 이화정; 이정연; 이재옥 | Article |
| 2017 | Regulators of an infinite family of the simplest quartic function fields | 이윤진; 이정연 | Article |
