共 35 条
[2]
[Anonymous], 2003, Validity of the survey of health and Internet and Knowledge Network's panel and sampling
[3]
Use of the Internet and e-mail for health care information - Results from a national survey
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
2003, 289 (18)
:2400-2406
[4]
*BUR LAB STAT BUR, CURR POP SURV BAS MO
[5]
Centers for Disease Control and Prevention (CDC), 2000, MMWR Morb Mortal Wkly Rep, V49, P1062
[6]
DIMATTEO MR, 1995, FORMULARY, V30, P596
[9]
ELTINGE JL, 1996, STATA TECH B REPRINT, V6, P208