诺华第四季度销售净额133.4亿美元，预估136.8亿美元。

Group 1 - The core point of the article is that Novartis reported fourth-quarter net sales of $13.34 billion, which fell short of the estimated $13.68 billion [1] Group 2 - The reported sales figure represents a significant financial performance metric for the company, indicating potential challenges in meeting market expectations [1]