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.
Mexican-American Cesar Chavez (1927-1993) was a prominent union leader and labor organizer. Hardened by his early experience as a migrant worker, Chavez founded the National Farm Workers Association in 1962. His union joined with the Agricultural Workers Organizing Committee in its first strike against grape growers in California, and the two organizations later merged to become the United Farm Workers.
Cesar E. Chavezâs life. Cesar Chavez was born on a small farm near Yuma Arizona on March 31, 1927. After being forced off their farm during the Depression, Cesarâs family moved to California in 1937 where they became migrant workers. Cesar was 10 years old when he began working in the fields.