March 01, 2004 article Validity in quantitative content analysis Educational Technology Research and Development DOI: 10.1007/bf02504769 OpenAlex Authors 0 Author list not loaded yet. Cited by 2 stored of 448 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 Advancing open science through research assessment reform? Content analysis of CoARA action plans 2026 Scientometrics article Decision Sciences scientometrics and bibliometrics research Open access 3 citations Safety management in times of crisis: Lessons learned from a nationwide status-analysis on German intensive care units during the COVID-19 pandemic 2022 Frontiers in Medicine article Health Professions Patient Safety and Medication Errors Open access 9 citations 2 results References 0