MLA
Evenson, Kelly, and Fang Wen. Measuring Physical Activity Among Pregnant Women Using a Structured One-week Recall Questionnaire: Evidence for Validity and Reliability. BioMed Central Ltd, 2010. https://doi.org/10.17615/5r9f-xq40
APA
Evenson, K., & Wen, F. (2010). Measuring physical activity among pregnant women using a structured one-week recall questionnaire: evidence for validity and reliability. BioMed Central Ltd. https://doi.org/10.17615/5r9f-xq40
Chicago
Evenson, Kelly, and Fang Wen. 2010. Measuring Physical Activity Among Pregnant Women Using a Structured One-Week Recall Questionnaire: Evidence for Validity and Reliability. BioMed Central Ltd. https://doi.org/10.17615/5r9f-xq40