Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Folate receptor‐positive circulating tumor cells (FR+CTC) levels in paired samples from pre‐operation and post‐operation. In the breast cancer group, 27 patients had a preoperative FR+CTC level of 13.20 FU per 3 ml and a postoperative FR+CTC level of 10.41 FU per 3 ml. Among them, 19 patients had a downward trend
