South China Journal of Preventive Medicine ›› 2020, Vol. 46 ›› Issue (4): 454-456.doi: 10.12183/j.scjpm.2020.0454

• Health education and health promotion • Previous Articles     Next Articles

  

  • Received:2019-12-13 Online:2020-08-20 Published:2020-09-16

CLC Number: 

  • R197.61