Region
Penn
118
Philadelphia
105
Pennsylvania
90
New Jersey
4
Philadelphia Region
3
United States
3
Arctic regions
2
Atlantic City
2
Camden
2
Dauphin Co
2
Fern Rock
2
Harrisburg
2
New York (State)
2
Philadelphia Metropolitan Area
2
Amish Country (Pa.)
1
Boreham
1
Bucks Co
1
Camden Co
1
Camden Metropolian Area
1
Camden Metropolitan Area
1
Cedar Rapids
1
Charleston
1
Charleston Co
1
Chester Co
1
Chowan Co
1
Edenton
1
England
1
Essex
1
Goochland Co
1
Hornton
1
Iowa
1
Kentucky
1
Lancaster
1
Lancaster City and County Medical Society (Lancaster, Pa.)
1
Lancaster County
1
Linn Co
1
Louisiana
1
Luzerne Co
1
Nanticoke
1
New Hope
1
New Orleans
1
North Carolina
1
Ohio
1
Onondaga Co
1
Orleans Parish
1
Oxfordshire
1
Philadlephia
1
Physicians
1
Reading
1
South Carolina
1
more ...