CJCP     2005 7 (1):  95-97    ISSN: 1008-8830  CN: 43-1301/R How to reasonably choose statistical analysis methods: On qualitative data (1) HU Liang-Ping, SHAN Ban, LIU Hui-Gang, LI Zi-Jian null Received: null  Revised: null  Online: null Supporting info