By Dr. Robert Brehm In Philadelphia a building collapses, six people are killed and 14 injured creating outrage, a public outcry and pressure to determine the cause and to reform regulations to prevent future tragedies […]

By Dr. Robert Brehm In Philadelphia a building collapses, six people are killed and 14 injured creating outrage, a public outcry and pressure to determine the cause and to reform regulations to prevent future tragedies […]