September 01, 2003 article External validation is necessary in prediction research: Journal of Clinical Epidemiology DOI: 10.1016/s0895-4356(03)00207-5 OpenAlex Authors 0 Author list not loaded yet. Cited by 14 stored of 709 Search Sort Most cited Newest Oldest Patent citations Title Any typearticle review book-chapter conference-paper preprint dissertation book dataset other Any fieldAgricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biology Business, Management and Accounting Chemical Engineering Chemistry Computer Science Decision Sciences Dentistry Earth and Planetary Sciences Economics, Econometrics and Finance Energy Engineering Environmental Science Health Professions Immunology and Microbiology Materials Science Mathematics Medicine Neuroscience Nursing Pharmacology, Toxicology and Pharmaceutics Physics and Astronomy Psychology Social Sciences Veterinary Open access Predicting Radionecrosis After Stereotactic Radiation Therapy for Solitary Brain Metastases: External Validation of a Univariable Model and Development of a Multivariable Model 2025 Advances in Radiation Oncology article Medicine Brain Metastases and Treatment Open access 2 citations Validation of the prognostic model “oncologiq palliative” for head and neck cancer patients 2025 European Archives of Oto-Rhino-Laryngology article Medicine Head and Neck Cancer Studies Open access 1 citations Robust Metabolomic Age Prediction Based on a Wide Selection of Metabolites 2025 The Journals of Gerontology Series A article Biochemistry, Genetics and Molecular Biology Metabolomics and Mass Spectrometry Studies Open access 11 citations Application of Machine Learning in Nanotoxicology: A Critical Review and Perspective 2024 Environmental Science & Technology article Materials Science Machine Learning in Materials Science Open access 32 citations Robust metabolomic age prediction based on a wide selection of metabolites 2023 medRxiv preprint Biochemistry, Genetics and Molecular Biology Metabolomics and Mass Spectrometry Studies Open access 1 citations Using Machine Learning to Predict Adverse Effects of Metallic Nanomaterials to Various Aquatic Organisms 2023 Environmental Science & Technology article Environmental Science Environmental Toxicology and Ecotoxicology Open access cited by 1 patent 92 citations External validation of a prediction model for timely implementation of innovations in radiotherapy 2023 Radiotherapy and Oncology article Health Professions Health Policy Implementation Science Open access 6 citations Methodological guidance for the evaluation and updating of clinical prediction models: a systematic review 2022 BMC Medical Research Methodology review Mathematics Statistical Methods in Epidemiology Open access 233 citations External Validation and User Experiences of the ProPal-COPD Tool to Identify the Palliative Phase in COPD 2022 International Journal of COPD article Medicine Palliative Care and End-of-Life Issues Open access 5 citations Clinical prediction models for mortality in patients with covid-19: external validation and individual participant data meta-analysis 2022 BMJ review Medicine COVID-19 Clinical Research Studies Open access 64 citations Semiautomated surveillance of deep surgical site infections after colorectal surgeries: A multicenter external validation of two surveillance algorithms 2022 Infection Control and Hospital Epidemiology article Medicine Surgical site infection prevention Open access 13 citations External validation of a frequently used prediction model for ongoing pregnancy in couples with unexplained recurrent pregnancy loss 2021 Human Reproduction article Immunology and Microbiology Reproductive System and Pregnancy Open access 19 citations External validation of prognostic models: what, why, how, when and where? 2020 Clinical Kidney Journal article Mathematics Statistical Methods in Epidemiology Open access 880 citations Early differentiation between uncomplicated and complicated Staphylococcus aureus bacteraemia: Potential value and limitations of a clinical risk score 2020 International Journal of Clinical Practice article Medicine Antimicrobial Resistance in Staphylococcus Open access 10 citations 14 results References 0