What's your number? <a href=" http://www.diabeticcareassociates.com/revatio-loss-of-exclusivity.pdf ">pfizer revatio patient assistance</a> The S&P has fallen for two weeks and is down nearly 3percent from its all-time closing high on concerns aboutWashington dysfunction. The benchmark index closed below its50-day moving average, a sign that near-term momentum may be tothe downside.