71.   Amgen Inc. is beginning tests of a new blood-clotting drug designed to treat cancer patients suffering from a condition that leaves them vulnerable to severe bleeding.

72.   An effective, low-cost vaccine is eagerly awaited in destitute countries that cannot afford the costly drug cocktails used to treat AIDS patients.

73.   An influential study last year cast doubt on the efficacy of AZT in treating patients who are HIV positive but not do yet have full-blown AIDS.

74.   An inpatient doctor at Columbia-Presbyterian Medical Center in Manhattan, he spends his days treating patients and working with residents.

75.   And he referred me to another doctor who seemed more concerned about his image as a doctor than about treating patients.

76.   And they say paramedics who treat unconscious patients would be able to scan drugs found at the scene to determine what they are.

77.   And that means more doctors will have current information on how to treat their patients.

78.   And trust is a precious commodity, especially when treating patients with chronic pain.

79.   And, he said, the medical profession tended to hold doctors who treat these patients in low esteem.

80.   And the results may help change how surgery patients are treated, among other things.