TY - JOUR T1 - Do ordering effects matter in willingness-to-pay studies of health care? PY - 2002/07/01 AU - Stewart JM AU - O'Shea E AU - Donaldson C AU - Shackley P ED - VL - 21 IS - 4 SP - 585 EP - 599 Y2 - 2024/12/22 ER -