TY - GEN AU - Duvvuri,Umamaheswar AU - Johnson,Jonas T AU - Chiosea,Simion I TI - Standardized Margin Assessment Is Needed Before Implementing Negative Margin as a Quality Measure SN - 2168-619X PY - 2019///0904 KW - Humans KW - Margins of Excision KW - Neck Dissection KW - Neoplasm Recurrence, Local N1 - Publication Type: Journal Article; Comment UR - https://doi.org/10.1001/jamaoto.2018.0074 ER -