Amthor, H., Christ, B., Rashid-Doubell, F., Kemp, C. F., Lang, E., & Patel, K. Follistatin regulates bone morphogenetic protein-7 (BMP-7) activity to stimulate embryonic muscle growth. DEVELOPMENTAL BIOLOGY, 243(1), 115-127. https://doi.org/10.1006/dbio.2001.0555