Relationship Between Quality of Life Instruments, Health State Utilities, and Willingness to Pay in Patients with Asthma.
( ( ( Relationship ( Between ( Quality ( of ( ( ( ( ( ( Life Instruments ) , ) ( Health ( State Utilities ) ) ) , ) and ) Willingness ) ) ) ) ) ( to ( Pay ( in ( Patients ( with Asthma ) ) ) ) ) ) . )
(ROOT (S (VP (VB Relationship) (PP (IN Between) (NP (NP (NNP Quality)) (PP (IN of) (NP (NP (NNP Life) (NNP Instruments)) (, ,) (NP (NNP Health) (NNP State) (NNPS Utilities)) (, ,) (CC and) (NP (NNP Willingness)))))) (S (VP (TO to) (VP (VB Pay) (PP (IN in) (NP (NP (NNS Patients)) (PP (IN with) (NP (NNP Asthma))))))))) (. .)))
There is no relationship between willingness to pay or quality of life instruments. 
( There ( ( is ( ( no relationship ) ( between ( ( ( willingness ( to pay ) ) or ) ( quality ( of ( life instruments ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBZ is) (NP (NP (DT no) (NN relationship)) (PP (IN between) (NP (NP (NN willingness) (S (VP (TO to) (VP (VB pay))))) (CC or) (NP (NP (NN quality)) (PP (IN of) (NP (NN life) (NNS instruments)))))))) (. .)))