FJ. Irsues In the clansincallon and rpldcmldcqy of cerebral palsy [Review1 Mrnfal rvtardafliin and dmvlr)pmmml dhbilllks mcarrh mdeuti 1997: 3: Is4.im Iavin MI.. Rrlghtman IJ et al. The problem d rrrrbrnl p a b y Sru, York Stale J Med 1949: 49: z 7 I L ) m . Nelson KB. Ellenberg JH. Antrcedrnty of rewhral pahy I Univariate analysb of risks. Am J ftlr Chlld 1984: 1. W lmt 1 -Dowdlng VM. Barry C. Cerebral palsy: soclal r b dlflerenm in prevalence In relatlon to blrthweight and r v e r l t p of dlsabillty .I EpidemIol Comrnunlfy HeaW 199Q; 44. 191.1%. Nelson KB. Dambrosla JM. Ting TY. Grrfhrr JK 1:nceriain valtrr ofelectronlc fetal monitorin8 In predktlng rrrehral palsy .V Ena! J Med 1996: 334: 613-618. Myers RE. Two patterns of perinatal braln damagr and fheir rnn ditions of occurrence. Am .I OAclPl G y m 1 i~. i l Z z.sE6 Blair E. Can medical evidence be ohjectivrly a.wrsed9 A w l Hmllh Low Bulletin 1956: 4 (8): 72-77, Ohm GylW6v11999; 39 (2): 141-141.