E. Shafer

发表

Lawrence L. Wu, P. England, E. Shafer, 2013, Demography.

Lawrence L. Wu, P. England, E. Shafer, 2011 .

Summer Sherburne Hawkins, S. Hawkins, Emily Fitzgibbons Shafer, 2017, Maternal and Child Health Journal.

Paula England, P. England, Emily Fitzgibbons Shafer, 2008 .

M. Gillman, S. Hawkins, B. Cohen, 2014, American journal of preventive medicine.

L. Berkman, E. Kelly, O. Buxton, 2018, Community, work & family.

MacKenzie A. Christensen, E. Shafer, Mackenzie A. Christensen, 2018 .