Organic agriculture in the Guanacaste province, Costa Rica

by Ruiter, R.
Published 1997

Report of the Educational Planning Group: Somalia - (mission) March 6 - May 26 1962

by Koets, P.J., Kolff, G.H. van der, Ruiter, R.

Examining the influence of self-efficacy on message-framing effects: reducing salt consumption in the general population

by van 't Riet, J.P., Ruiter, R.A.C., Smerecnik, C., de Vries, H.

Isolamento de Corynebacterium diphtheriae de líquido espermático

by Machado,Thaís Lisbôa, Formiga,Luiz Carlos D., Machado,Raimundo Diogo, Silva,Ruiter R. da
Published 1989

What difference does a frame make? Potential moderators of framing effects and the role of self-efficacy

by van 't Riet, J.P., Ruiter, R.A.C., Werrij, M.Q., de Vries, H.

Antiretroviral resistance and genetic diversity of human immunodeficiency virus type 1 isolates from the Federal District, Central Brazil

by Cerqueira,Daniela M, Amorim,Regina MS, Silva,Ruiter R, Camara,Geni NL, Brígido,Marcelo M, Martins,Cláudia RF
Published 2004

Correlates of Delayed Sexual Intercourse and Condom Use among Adolescents in Uganda: a cross-sectional study

by Rijsdijk, L.E., Bos, A.E.R., Lie, R., Ruiter, R.A.C., Leerlooijer, J.N., Kok, G.

The World Starts With Me: A multilevel evaluation of a comprehensive sex education programme targeting adolescents in Uganda

by Rijsdijk, L.E., Bos, A.E.R., Ruiter, R.A.C., Leerlooijer, J.N., Haas, B., Schaalma, H.P.

Qualitative evaluation of the Teenage Mothers Project in Uganda: a community-based empowerment intervention for unmarried teenage mothers

by Leerlooijer, J.N., Bos, A.E.R., Ruiter, R.A.C., van Reeuwijk, M.A.J., Rijsdijk, E., Nshakira, N., Kok, G.

Total dietary antioxidant capacity, individual antioxidant intake and breast cancer risk: The Rotterdam study

by Pantavos, A., Ruiter, R., Feskens, E.J.M., de Keyser, C.E., Hofman, A., Stricker, B.H.C., Franco, O.H., Kiefte-de Jong, J.C.

Organic agriculture in the Guanacaste province, Costa Rica Organic agriculture in the Guanacaste province, Costa Rica

by 113951 Ruiter, R., 4043 CATIE, Turrialba (Costa Rica). Atlantic Zone Programme, 2423 Agricultural University Wageningen, Wageningen (Países Bajos), Ministerio de Agricultura y Ganadería (MAG) San José, Costa Rica 13639
Published 1997

Impact of prediagnostic smoking and smoking cessation on colorectal cancer prognosis : A meta-analysis of individual patient data from cohorts within the CHANCES consortium

by Ordóñez-Mena, J.M., Walter, V., Schöttker, B., Jenab, M., O'Doherty, M.G., Kee, F., Bueno-de-Mesquita, B., Peeters, P.H.M., Stricker, B.H., Ruiter, R., Hofman, A., Söderberg, S., Jousilahti, P., Kuulasmaa, K., Freedman, N.D., Wilsgaard, T., Wolk, A., Nilsson, L.M., Tjønneland, A., Quirós, J.R., van Duijnhoven, F.J.B., Siersema, P.D., Boffetta, P., Trichopoulou, A., Brenner, H.