1.
Journal of Chongqing Medical University
;
(12)1986.
Article
in Chinese
| WPRIM
| ID: wpr-575702
ABSTRACT
0.05.In Group B,the inducing rate was 81.8 %(9/11) before intervention,while post intervention the rate was 9.1 %(1/11),the difference of inducing rate pro and post intervention was statistically significant at P0.05 before intervention,the difference was significant at P