APA aipamena

Ding, Z. (1990). The development of prehospital emergency medical services (PEMS) in China.

Chicago Style aipamena

Ding, Z. The Development of Prehospital Emergency Medical Services (PEMS) in China. 1990.

MLA aipamena

Ding, Z. The Development of Prehospital Emergency Medical Services (PEMS) in China. 1990.

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