这份研究刊登在美国医学协会杂志的周刊上。

The study was published in this week's Journal of the American Medical Association.

youdao

前不久，美国著名杂志《人物》周刊破天荒让一只狗登上了它的封面。这究竟是一只什么样的狗？

Not long ago, the famous American magazine "People" magazine on board the first time a dog on its cover. Is this what kind of a dog?

youdao

前不久，美国著名杂志《人物》周刊破天荒让一只狗登上了它的封面。这究竟是一只什么样的狗？

Not long ago, the famous American magazine "People" magazine on board the first time a dog on its cover. Is this what kind of a dog?

youdao