EntityQ1888840· pop 16· linked from 31 articlesinvolutionSign in to saveshrinking or return of an organ to a former sizeConnectionsbirthEntityorganEntityuterusEntitydigital object identifierEntityfatEntityhuman fetusEntitythymusEntityoxytocinEntityQ180686EntityT-lymphocytesEntityapoptotic processEntitymammary glandEntityopen accessEntityatrophyEntitysex steroidEntityhypertrophyEntitylactationEntityfibrosisEntitysexual maturityEntityproteolysisEntityCategoriesMammal female reproductive systemMedical terminologyPhysiology