RCT | US-assisted carbon nanoparticle suspension mapping vs. dual tracer-guided sentinel lymph node biopsy in patients with early breast cancer 1 Mar, 2023 | 13:42h | UTC Ultrasound-assisted carbon nanoparticle suspension mapping versus dual tracer-guided sentinel lymph node biopsy in patients with early breast cancer (ultraCars): phase III randomized clinical trial – British Journal of Surgery