title: Overview: biostatistician's role in oncology clinical trials-strive for sound, efficient and practical studies.
authors.affiliation: Department of Health Science Research, Mayo Clinic, Rochester, MN 55905, USA. Sargent.daniel@mayo.edu.
authors.forename: Qian
authors.initials: Q
authors.lastname: Shi
authors.affiliation: Department of Health Science Research, Mayo Clinic, Rochester, MN 55905, USA.
authors.forename: Daniel J
authors.initials: DJ
authors.lastname: Sargent