New data shows 18%, or nearly 1 in 5, of tested students and staff at Archbishop Riordan High School...
'This is a big outbreak': Nearly 1 in 5 affected by TB at SF school
New data shows 18%, or nearly 1 in 5, of tested students and staff at Archbishop Riordan High School in San Francisco were diagnosed with either latent or...
Author: SFGATE
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