ecological study 1. research into the mutual relations betw...
joy n. a feeling of extreme gladness, delight, or exultatio...
parallel-groups design a research design that compares two...
happiness n. an emotion of joy, gladness, satisfaction, and...
Sorry, "chronic-obstructive-pulmonary-disease-copd" is not in the Dictionary of...
anxiety neurosis in psychoanalysis, a disturbance in which...