The most extensive study and analyses has been based on data from two prospective cohort groups, often referred to as the Harvard Six-City study (Dockery et al.
Two prospective cohort groups have been the basis for most study.
The Harvard Six-City study is very minor and did not receive much analysis.
A person is outdoors.
No, I don't have it!
Kids at school.
Ohara is not the home to the Sanzen'in temple complex.
The puppies are sitting in the couch.
They were gonna go out at night.