3. Justification for Sample Size Calculations (Child Study and Adult Study)

M_Att03_JustificationSampleSizeCalcs 20191212.docx

[ATSDR] Human Health Effects of Drinking Water Exposures to Per- and Polyfluoroalkyl Substances (PFAS): A Multi-site Cross-sectional Study

3. Justification for Sample Size Calculations (Child Study and Adult Study)

OMB: 0923-0063