This paper is in the following e-collection/theme issue:

Formative Evaluation of Digital Health Interventions (2491) Design and Formative Evaluation of Mobile Apps (706) Methods and Feasibility Studies (384) mHealth for Data Collection and Research (981) mHealth for Wellness, Behavior Change and Prevention (2922) Instruments and Questionnaires for Nutrition and Food Intake (169)

Published on in Vol 6, No 6 (2022): June

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/38283, first published .
Assessing the Initial Validity of the PortionSize App to Estimate Dietary Intake Among Adults: Pilot and Feasibility App Validation Study

Assessing the Initial Validity of the PortionSize App to Estimate Dietary Intake Among Adults: Pilot and Feasibility App Validation Study

Assessing the Initial Validity of the PortionSize App to Estimate Dietary Intake Among Adults: Pilot and Feasibility App Validation Study

Authors of this article:

Sanjoy Saha1 Author Orcid Image ;   Chloe Panizza Lozano1 Author Orcid Image ;   Stephanie Broyles1 Author Orcid Image ;   Corby K Martin1 Author Orcid Image ;   John W Apolzan1 Author Orcid Image
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