参考文献
[1]郭万学.超声医学[M].6版.北京:人民军医出版社,2011.
[2]Harald L,Elisabetta B.WHO manual of diagnostic ultrasound[M].2nd.ed.Malta:Gutenberg Press Ltd,2011.(https://www.daowen.com)
[3]Kremkau FW.Sonography principles and instruments[M].8th ed.St.Louis:W.B.Saunders company,2010.
[4]Rukavina B,Mohar N.An approach of ultrasound diagnostic techniques of the skin and subcutaneous tissue[J].Dermatologica,1979,158(2):81-92.