TY - JOUR T1 - Estimating date of delivery JF - British Journal of General Practice JO - Br J Gen Pract SP - 142 LP - 142 VL - 44 IS - 380 AU - Simon Hill Y1 - 1994/03/01 UR - http://bjgp.org/content/44/380/142.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -