09E.90DPage 1Weeks 4–8 OverviewFolding & Gut Formation
09E.90D · Embryologie — semaines 4 à 8
Embryology — weeks 4 to 8
Mécanisme du développement · 7 pages
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09E.90DPage 2Week 4Embryonic Folding (Figs. 4-1/4-2)
09E.90DPage 3Weeks 4–8 HighlightsWeek 4: Early Events
09E.90DPage 4Week 4Folding Cross-Sections (Fig. 4-2)
09E.90DPage 5Weeks 4–6Neuropore Closure; Limb Buds; Arches
09E.90DPage 6Weeks 4–8External Morphology Timeline (Fig. 4-3)
09E.90DPage 7Weeks 7–8Digit Separation; End of Embryonic Period
