Another related concept is that neoadjuvant therapy acts on micrometastatic disease. The downstaging is then a surrogate marker of efficacy on undetected dissemination, resulting in improved longtime survival compared to the surgery-alone strategy.
Cesar Chavez In 1968, Cesar Chavez led a boycott that resulted in a collective bargaining agreement guaranteeing field workers the right to unionize. Learn more about how Chavez grew from migrant farm worker to civil rights champion in this video.
In 1948, Chavez married another farm worker and began a family. By the end of the 1950s, Chavez and his wife had eight children. He continued as a farm worker, but decided to try to organize the workers into a union to get better conditions and wages. Neither California nor federal labor laws protected farm workers.