March 02, 2007 article Group sequential t-test for clinical trials with small sample sizes across stages Contemporary Clinical Trials DOI: 10.1016/j.cct.2007.02.006 OpenAlex Authors 0 Author list not loaded yet. Cited by 2 stored of 14 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 When randomization is not random: Allocation bias in small sample, group sequential randomized clinical trials 2026 Statistical Methods in Medical Research article Mathematics Statistical Methods in Clinical Trials Open access 1 citations Randomization in clinical trials with small sample sizes using group sequential designs 2025 PLoS ONE article Mathematics Statistical Methods in Clinical Trials Open access 3 citations 2 results References 0