( ( ( ( ( ( ( ( Nearly 75 ) % ) ( of ( ( all children ) ( with leukemia ) ) ) ) ( have ( the ( ALL type ) ) ) ) , ) and ) ( it ( is ( the ( ( most common ) ( childhood cancer ) ) ) ) ) ) . )
(ROOT (S (S (NP (NP (QP (RB Nearly) (CD 75)) (NN %)) (PP (IN of) (NP (NP (DT all) (NNS children)) (PP (IN with) (NP (NN leukemia)))))) (VP (VBP have) (NP (DT the) (NNP ALL) (NN type)))) (, ,) (CC and) (S (NP (PRP it)) (VP (VBZ is) (NP (DT the) (ADJP (RBS most) (JJ common)) (NN childhood) (NN cancer)))) (. .)))
Nearly 75% of all children with leukemia have the ALL type, and it is the most common childhood cancer.
(ROOT (S (NP (NNP Leukemia)) (VP (VBZ is) (NP (NP (DT the) (ADJP (RBS most) (JJ common)) (NN type)) (PP (IN of) (NP (NP (NN cancer)) (VP (VBN developed) (PP (IN in) (NP (NNS children)))))))) (. .)))