group of pills, tablets and capsules with a stethoscope on electrocardiograph test results background - 抗凝劑 個影片檔及 b 捲影像00:15
hospitals failing to take action to prevent blood clots; nurse preparing to inject patient with heparin - 抗凝劑 個影片檔及 b 捲影像00:10
liberian male worker adding anticoagulant to cup on rubber tree. mcu white latex dripping from incisions in tree bark into cup. plantation, natural... - 抗凝劑 個影片檔及 b 捲影像00:13
electron microphotography clearly shows the three cellular components of blood and how blood cells are manufactured in the bone marrow. shows how the... - 抗凝劑 個影片檔及 b 捲影像00:37水滴
low angle close up of lavender top edta blood specimen tubes rolling on laboratory roller mixer machine for complete blood count cbc, clinical hematology pathology diagnostics healthcare documentary b roll footage, 4k uhd resolution. - 抗凝劑 個影片檔及 b 捲影像00:10
macro close up of lavender cap edta blood tubes with cbc and a1c labels rolling on laboratory roller mixer machine, clinical hematology diagnostics pathology healthcare science documentary b roll footage, 4k uhd resolution. - 抗凝劑 個影片檔及 b 捲影像00:10
snake catcher removed a venomous red-bellied black snake from a behind a toilet in sunshine coast, queensland, after it was discovered curled up... - 抗凝劑 個影片檔及 b 捲影像00:57
venomous red-bellied black snake was removed from a jimboomba, queensland, home after it was discovered curled up in a child's bed on sunday, june... - 抗凝劑 個影片檔及 b 捲影像00:40
mid adult female ivf patient learns how to give herself hormone injections - 抗凝劑 個影片檔及 b 捲影像00:25體檢, 婦科醫生