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.
Across the USA, even though the day is not a federal holiday, the day is also recognized to honour Cesar Chavez. Cesar was a civil rights activist who worked hard for the rights of farm workers. He was born in 1927 in Arizona and died in 1993.