TY - RPRT TI - Response to: Concerns about extrapolating right off the bat [Letter] AU - Justin G. Boyles AU - Paul M. Cryan AU - Gary F. McCracken AU - Thomas H. Kunz PY - 2011 DO - 10.1126/science.333.6040.287-b UR - https://pubs.usgs.gov/publication/70118811 ID - 70118811 ER -