RT Journal Article SR Electronic T1 Dutch GPs acknowledge the need for preconceptual health care. JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 314 OP 314 VO 49 IS 441 A1 R Cikot A1 M Gaytant A1 E Steegers A1 J Braspenning YR 1999 UL http://bjgp.org/content/49/441/314.2.abstract AB