After an experimental drug trial goes horribly wrong, the surviving test subjects have to fight off sleep, and each other, to stay alive....

After an experimental drug trial goes horribly wrong, the surviving test subjects have to fight off sleep, and each other, to stay alive....

After an experimental drug trial goes horribly wrong, the surviving test subjects have to fight off sleep, and each other, to stay alive....

An attack on the new President of a fledgling Eastern European democracy pits an American covert operative against the country's ruthless military leader determined to seize control of the governm...

双盲：科学研究中的一种重要方法双盲是科学研究中的一种重要方法，特别在药物研发和临床试验中被广泛应用。它的目的是减少研究过程中的偏见和干扰，提高研究结果的可靠性和准确性。在双盲中，既有实验者不知道被试对象所接收的处理（药物或安慰剂），同时被试对象也不知道自己接收到的是什么样的处理。这种双重盲目性可以在很大程度上消除主观因素的影响，使研究结果更具客观性。背景和意义双盲设计最早在药物研发领域...