Complex sentence: Developed by Calvin S. Hall to test emotionality of rodents, the open field test (OFT) is a commonly used qualitative and quantitative measure of general locomotor activity and willingness to explore in rodents.
Split into simpler sentences: Developed by Calvin S. Hall to test emotionality of rodents. The open field test (OFT) is a commonly used qualitative and quantitative measure of general locomotor activity and willingness to explore in rodents.