- , JL:Jt1f~1tM$~-tE:.itff
1~1fM
1, /JaJLM (Fetus) -M.HaW:l (embryo) o-12w-HaJLi:r1A 13-28w-HaJL!ttAA 29-40w
lfu 8 fi!iJ:;lgt.mlWHaJL~%:li1t~s"JJ311Ao
2, ~JLM (Infant period)-f,Jr1:.JL1A (neonatal period) 0-28ds; rn!f'=;!:J:A (Perinatal stage)
/JaJL28w-ffi1:.JL lw: 1:.-tE:bt1f:!i·l9cs"JS11A, ff~iw~:tt;JJo: d:J!'E!-JL3'Et:$2/3, 1:.1':Etm
c:&1to
3, MJLAA (Toddlerperiod): ~~·t1J*(pg~$
4, ~·1W1A: 'If~, Jx\,i~(vg~$
5,~AA: .itm*· ttm1f~~
[,J,JL'ti?-~: f,Jr1:.JL-f'=f:n, ~)i, J'i~pl;Jl±J.lfl:r., 1 ...