text: Echaza futhi ukuthi u-anyanisi uyisiza kanjani inkumbulo, uDkt Brewer beno Nksz Kellow bayachaza: “Ezika-anyanisi zingasiza ekukhumbuleni, isibonelo, u-anyanisi wasentwasahlobo uqukethe amazinga amahle omsoco okhuphula inkumbulo anjenge-folate ne-lutein.