Using PDAs for data collection☆
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☆ Supported by grant #1-RO1-AG17588–01 from the National Institute on Aging and the National Institute for Nursing Research
PII: S0897-1897(04)00078-3
doi:10.1016/j.apnr.2004.09.008
© 2004 Elsevier Inc. All rights reserved.
