Peb yuav tsum nco ntsoov tias tib qhov chaw pov thawj ntawm cov ntaub ntawv tiv thaiv peb ntawm kev haus luam yeeb kuj qhia tawm tsam caffeine. Los ntawm Elizabeth Ostring, Adventist kws kho mob hauv Auckland, New Zealand.
Peb yuav tsum nco ntsoov tias tib qhov chaw pov thawj ntawm cov ntaub ntawv tiv thaiv peb ntawm kev haus luam yeeb kuj qhia tawm tsam caffeine. Los ntawm Elizabeth Ostring, Adventist kws kho mob hauv Auckland, New Zealand.