** The following contact information is the latest on record and may not be up to date.
|Location:||Columbia University (Lamont Doherty Earth Observatory)|
|Street Address:||Columbia University, 2960 Broadway|
|R824834C001||Air Toxics Exposures Among Teenagers in New York City and Los Angeles - A Columbia-Harvard Study (TEACH)||Centers||December 1, 1997 through December 31, 2000|
|R828678C001||Air Toxics Exposures Among Teenagers in New York City and Los Angeles—A Columbia-Harvard Study (TEACH)||Centers||January 1, 1997 through January 31, 2005|
|R832417||Johns Hopkins Particulate Matter Research Center||Centers||October 1, 2005 through September 30, 2010|
|R832417C002||PM Characterization and Exposure Assessment (Project 2)||Centers||October 1, 2005 through September 30, 2010|