▁must ▁or ▁should ▁remain ▁a ▁permanent ▁part ▁of ▁the ▁national ▁health ▁service . ▁ ▁The ▁number ▁of ▁N HS ▁pres cri ptions ▁for ▁July – Dec ember ▁ 1 9 4 8 ▁was ▁ 7 8 , 3 6 4 , 2 8 1 , ▁for ▁ 1 9 4 9 ▁ 1 8 8 , 4 7 9 , 6 7 0 , ▁for ▁ 1 9 5 0 ▁ 2 0 2 , 0 0 4 , 8 7 2 , ▁for ▁ 1 9 5 1 ▁ 2 1 1 , 2 3 2 , 4 2 8 , ▁for ▁ 1 9 5 2 ▁ 2 0 0 , 4 6 7 , 9 9 6 , ▁for ▁ 1 9 5 3 ▁ 2 0 4 , 1 8 1 , 4 3 1 , ▁and ▁for ▁ 1 9 5 4 ▁ 2 0 3 , 0 7 1 , 2 4 0 . ▁ ▁Notes ▁ ▁Category : Un ited ▁Kingdom ▁Act s ▁of ▁Parliament ▁ 1 9 5 2 ▁Category : N HS ▁legisl ation <0x0A> </s> ▁Niger ia ▁Prize ▁for ▁Liter ature ▁is ▁a ▁Niger ian ▁ ▁literary ▁award ▁given ▁ann ually ▁since ▁ 2 0 0 4 ▁to ▁honor ▁literary ▁er ud ition ▁by ▁Niger ian ▁authors . ▁The ▁award ▁rot ates ▁among ▁four ▁gen res ; ▁fiction , ▁poetry , ▁drama ▁and ▁children ' s ▁literature , ▁repeating ▁the ▁cycle ▁every ▁four ▁years . ▁With ▁the ▁total ▁prize ▁value ▁of ▁ ▁to