Bonacker, R., Thomas, J., Locke, J., Knickmeyer, E., Decker, J., Poock, S., & Patterson, D. (2018). 262 The Missouri Show-Me-Select Replacement Heifer Program: II. Comparing pregnancy rates resulting from fixed-time artificial insemination based on reproductive tract score and estrous synchronization protocol. J Anim Sci.

Bonacker, R., J. Thomas, J. Locke, E. Knickmeyer, J. Decker, S. Poock, i D. Patterson. "262 The Missouri Show-Me-Select Replacement Heifer Program: II. Comparing Pregnancy Rates Resulting From Fixed-time Artificial Insemination Based On Reproductive Tract Score and Estrous Synchronization Protocol." J Anim Sci 2018.

Bonacker, R., et al. "262 The Missouri Show-Me-Select Replacement Heifer Program: II. Comparing Pregnancy Rates Resulting From Fixed-time Artificial Insemination Based On Reproductive Tract Score and Estrous Synchronization Protocol." J Anim Sci 2018.