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Call the Midwife is a British period drama television series based on the best-selling memoirs of former nurse Jennifer Worth , who died shortly before the first episode was broadcast .
 person: Jennifer Worth
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Jennifer Worth