2016
BJOG, (2016).123 10 10.1111/1471-0528.13851.
2015
BMJ open, (2015).5 12 10.1136/bmjopen-2015-009296.
2015
BMJ open, (2015).5 12 10.1136/bmjopen-2015-008226.
2015
Global public health, (2015).12 7 10.1080/17441692.2015.1107117.
2015
World health & population, (2015).16 1 10.12927/whp.2015.24318.
2015
PloS one, (2015).10 9 10.1371/journal.pone.0138303.
2015
PloS one, (2015).10 9 10.1371/journal.pone.0124688.
2015
International journal of public health, (2015).60 7 10.1007/s00038-015-0723-6.
2015
PloS one, (2015).10 8 10.1371/journal.pone.0135676.