Results 281 to 290 of about 424,116 (333)

Development of the Physical Activity Research Opportunities (PARO) framework. [PDF]

open access: yesInt J Behav Nutr Phys Act
Balis LE   +6 more
europepmc   +1 more source

Two-stage cluster sampling to assess SARS-CoV-2 seroprevalence without pre-enumeration: An example from Madagascar. [PDF]

open access: yesPLoS One
Lorenz E   +21 more
europepmc   +1 more source

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