Question: Please list the IDs of the users who answered "Yes" to the question "Do you think that discussing a physical health issue with your employer would have negative consequences?" in 2014's survey.
SQL: SELECT T2.UserID FROM Question AS T1 INNER JOIN Answer AS T2 ON T1.questionid = T2.QuestionID WHERE T1.questiontext = 'Do you think that discussing a physical health issue with your employer would have negative consequences?' AND T2.AnswerText LIKE 'Yes' AND T2.SurveyID = 2014