K. Longfield

发表

P. Piot, B. Hollingsworth, J. Røttingen, 2015, The Lancet.

Jeremy Snider, W. Evans, K. Longfield, 2012 .

S. Chapman, K. Jafa, K. Longfield, 2012, Sexual health.

J. Berman, K. Longfield, M. Waithaka, 2004, Studies in family planning.

D. Meekers, K. Longfield, Pal Sc, 2013 .

D. Meekers, K. Longfield, Pal Sc, 2013 .

S. Chapman, K. Jafa, K. Longfield, 2012, Sexual Health.

S. Balasubramanian, K. Longfield, N. Taruberekera, 2019, PloS one.

Iqbal Shah, K. Longfield, Kimberly K. Cole, 2016 .