Development of GIS-family planning.

Note: Each item has a 5-point Likert response: (1) strongly agree (2) agree (3) neither agree nor disagree (4) disagree (5) strongly disagree.备注：每个题项均采用5级李克特量表（5-point Likert scale）作答，选项依次为：(1) 完全同意 (2) 同意 (3) 既不同意也不反对 (4) 反对 (5) 完全反对。