Statistics
Publications
11
Citations
775
H-Index
11
Active since
1975
Ralph Ullman is an author at Columbia University specializing in medicine, health insurance, and public health.
Publications per year
1975–2021
11
11
Results of a Successful Telephonic Intervention to Improve Diabetes Control in Urban Adults
Elizabeth A. Walker, Celia Shmukler, Ralph Ullman et al. · Diabetes Care · 2010 · 168 citations · Full text
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