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S12889-018-5155-9
S12889-018-5155-9
http://dx.doi.org/10.1186/S12889-018-5155-9
School and class-level variations and patterns of physical activity: a multilevel analysis of Danish high school students.
P356
Q49996779-2CED5D20-E4F0-48E0-87A4-A39893021AD0
P356
S12889-018-5155-9
http://dx.doi.org/10.1186/S12889-018-5155-9