UPDATE 2-Novartis weighs joint ventures, unconventional deals for smaller businesses
* Q4 sales $15.08 bln vs poll average of $15.09 bln * Core EPS $1.20 vs $1.28 forecast in Reuters poll * Expects 2014 sales to grow in the low to mid-single digits * CEO wants portfolio review complete by summer * Proposes dividend of 2.45 Sfr per share, up 7 pct By
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