Where are the hypotheses when you need them? BJP, 201, 178–179. Reference 4 should read:

Wood S, Stride C, Threapleton K, Wearn E, Nolan F, Osborn D, et al. Demands, control, supportive relationships and well-being amongst British mental health workers. Soc Psychiatry Psychiatr Epidemiol 2011; 46: 1055–68.

Association between maladaptive parenting and child self-control over time: cross-lagged study using a monozygotic twin difference design. BJP, 201, 291–297. Figures 1 (p. 293) and 2 (p. 294): the outcome, top right of each figure, should read ‘Emotional difficulties’.