December 01, 1999 article Open access Adaptive Sample Size Calculations in Group Sequential Trials Biometrics DOI: 10.1111/j.0006-341x.1999.01286.x Full text (OA) OpenAlex Authors 0 Author list not loaded yet. Cited by 3 stored of 606 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 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 Zoledronic Acid Add-on Therapy for Standard-Risk Ewing Sarcoma Patients in the Ewing 2008R1 Trial 2023 Clinical Cancer Research article Medicine Sarcoma Diagnosis and Treatment Open access 14 citations High-Dose Treosulfan and Melphalan as Consolidation Therapy Versus Standard Therapy for High-Risk (Metastatic) Ewing Sarcoma 2022 Journal of Clinical Oncology article Medicine Sarcoma Diagnosis and Treatment Open access 53 citations 3 results References 0