What factors affect the average wait time for receiving blood test results in Houston, and how long can patients typically expect to wait for their results? Are there specific types of blood tests that may have quicker or longer processing times? Does the lab's location, testing equipment, or volume of samples processed impact the turnaround time? Additionally, do Houston labs offer expedited services for certain urgent tests, and how do these services compare to standard wait times? Can patients access their results online or via other methods to receive them more quickly?