Effect of ultra-violet irradiation of classrooms on spread of measels in large rural central schools

Autor: J E, PERKINS, A M, BAHLKE, H F, SILVERMAN
Rok vydání: 2010
Předmět:
Zdroj: American journal of public health and the nation's health. 37(5)
ISSN: 0002-9572
Databáze: OpenAIRE