Extracting data from graphs: A case‐study on animal research with implications for meta‐analyses. - Van der Mierden, Stevie; Spineli, Loukia Maria; Talbot, Steven R.; Yiannakou, Christina; Zentrich, Eva; Weegh, Nora; Struve, Birgitta; Zur Brügge, Talke Friederike; Bleich, André; Leenaars, Cathalijn H.C. (Research Synthesis Methods, 2021)