After the first expansion, each team had nine rivals rather than seven, and the 154-game season made for bad math, MLB's official historian, John Thorn, explains. To play 22 games against each rival would require an 198-game season, so MLB settled on 18 games per rival for nine rivals, for a total of 162 games. (Thorn clarifies that yes, in 1961, after the AL had expanded but the NL had not, the leagues played seasons of different lengths.
Sometimes called sleep dentistry, IV dental sedation provides moderate to deep sedation, and can cost $250-$900 or more but is typically $500-$700, depending on the dentist, length of the appointment and location. Dentists must meet specific board requirements to do IV sedation.
Cost. Costhelper.com estimates the average cost of a dental crown to be anywhere from $500 to $3,000 per tooth. Costs depend on materials used, location of the crown, difficulty of the crown placement, insurance coverage and the dentist that is performing the procedure.rowns can be placed by a general dentist, and the cost of a crown is dependent on many factors. According to Ada.org, a crown can be useful to cover a tooth that is not of proper shape or size.