1. Psychological stress in pregnancy and its relation to the onset of premature labour;RW, I.Newton; PAC, Webster; PS, Binu; N, Maskrey; AB, Phillips;BrMedJ,1979
2. Psychosocial stress in pregnancy and its relation to low birth weight;Newton, R.W.; Hunt, P.L.;BrMedJ,1984
3. The role of psychosocial factors in spontaneous preterm delivery;Berkowitz, G.S.; KasI, S.V.;JPsychosom Res,1983
4. Life stress, social support and emotional disequilibrium in complications of pregnancy: a prospective, multivariate study;Norbeck, J.S.; Tilden, V.P.;J Health SocBehav,1983
5. Social origins ofdepression;Brown, G.W.; Harris, T.,1978