title: Comprehensive Cohort Study: an alternative to randomized consent design in a breast preservation trial.
mesh_terms: D001699:Biometry; D001943:Breast Neoplasms / Q000532:radiotherapy / Q000601:surgery*; D002986:Clinical Trials as Topic / Q000379:methods*; D003131:Combined Modality Therapy; D005260:Female; D006801:Humans; D011897:Random Allocation