aThus all living beings should follow the rules of nature and have to live in accord with the Mother Nature. 因而所有生存生存应该遵循自然规则并且必须居住与自然一致。 [translate] a鼻涕 Nasal mucus [translate] aCardiologists 心脏科医师 [translate] adon't think too much it will hurt yourself ...
a. What is acute and convalescent sera? b. If the titer of the convalescent serum is much greater than the acute serum, what does that indicate? What is the correct term for the medical specialty that deals with skin diseases? A person gets a...