Have you read any good books lately? <a href=" http://cialisbuymgmd.com/maps/sitemap2.html ">chinese cialis 50 mg</a> The quake was shallow, which can be more destructive. The center said it struck about 20 kilometers (12.4 miles) beneath the surface, while the Gansu provincial earthquake administration said it was just 6 kilometers (3.7 miles) deep.