共 50 条
- [42] Clinical research is dead; long live clinical research [J]. Nature Medicine, 1999, 5 : 477 - 478
- [43] Clinical research is dead; long live clinical research [J]. NATURE MEDICINE, 1999, 5 (05) : 477 - 478
- [45] Clinical research is dead; long live clinical research [J]. CLINICAL AND INVESTIGATIVE MEDICINE, 2002, 25 (03): : 61 - 62
- [49] NEIGHBORS SUPPORT OF OLDER WIDOWS WHO LIVE ALONE IN THEIR OWN HOMES [J]. GERONTOLOGIST, 1984, 24 : 300 - 300
- [50] On the elderly who live alone - Results of Project ENABLE-AGE [J]. ZEITSCHRIFT FUR GERONTOLOGIE UND GERIATRIE, 2004, 37 : 2 - 2