How are families in Germany doing in 2022? Study protocol of a nationally representative, cross-sectional study of parents with children aged 0–3 years. - Neumann, Anna; Ulrich, Susanne M.; Sinß, Frank; Chakraverty, Digo; Hänelt, Maria; Lux, Ulrike; Ghezih, Sarah; Löchner, Johanna; Renner, Ilona (PLoS ONE, 2023)