Hurlston, S. E., Brey, W. W., Suddarth, S. A., & Johnson, G. A. (1999). A high-temperature superconducting Helmholtz probe for microscopy at 9.4 T. Magn Reson Med, 41(5), 1032–1038. https://doi.org/10.1002/(sici)1522-2594(199905)41:5<1032::aid-mrm23>3.0.co;2-x

Möller, H. E., Chawla, M. S., Chen, X. J., Driehuys, B., Hedlund, L. W., Wheeler, C. T., & Johnson, G. A. (1999). Magnetic resonance angiography with hyperpolarized 129Xe dissolved in a lipid emulsion. Magn Reson Med, 41(5), 1058–1064. https://doi.org/10.1002/(sici)1522-2594(199905)41:5<1058::aid-mrm26>3.0.co;2-c

Möller, H. E., Chen, X. J., Chawla, M. S., Cofer, G. P., Driehuys, B., Hedlund, L. W., Suddarth, S. A., Johnson, G. A. (1999). Sensitivity and resolution in 3D NMR microscopy of the lung with hyperpolarized noble gases. Magn Reson Med, 41(4), 800–808. https://doi.org/10.1002/(sici)1522-2594(199904)41:4<800::aid-mrm20>3.0.co;2-k

Viallon, M., Cofer, G. P., Suddarth, S. A., Möller, H. E., Chen, X. J., Chawla, M. S., Hedlund, L. W., Crémillieux, Y., Johnson, G. A. (1999). Functional MR microscopy of the lung using hyperpolarized 3He. Magn Reson Med, 41(4), 787–792. https://doi.org/10.1002/(sici)1522-2594(199904)41:4<787::aid-mrm18>3.0.co;2-4

Lester, D. S., Lyon, R. C., McGregor, G. N., Engelhardt, R. T., Schmued, L. C., Johnson, G. A., & Johannessen, J. N. (1999). 3-Dimensional visualization of lesions in rat brain using magnetic resonance imaging microscopy. Neuroreport, 10(4), 737–741. https://doi.org/10.1097/00001756-199903170-00014

Miller, J. R., Hurlston, S. E., Ma, Q. Y., Face, D. W., Kountz, D. J., MacFall, J. R., Hedlund, L. W., Johnson, G. A. (1999). Performance of a high-temperature superconducting probe for in vivo microscopy at 2.0 T. Magnetic Resonance in Medicine, 41(1), 72–79. https://doi.org/10.1002/(sici)1522-2594(199901)41:1<72::aid-mrm11>3.0.co;2-a

Smith, B. R., Huff, D. S., & Johnson, G. A. (1999). Magnetic resonance imaging of embryos: an Internet resource for the study of embryonic development. Comput Med Imaging Graph, 23(1), 33–40. https://doi.org/10.1016/s0895-6111(98)00061-5

Levron, D., Walter, D. K., Appelt, S., Fitzgerald, R. J., Kahn, D., Korbly, S. E., Sauer, K. L., Johnson, G. A. (1998). Magnetic resonance imaging of hyperpolarized 129Xe produced by spin exchange with diode-laser pumped Cs. Applied Physics Letters, 73(18), 2666–2668. https://doi.org/10.1063/1.122547

Hurlston, S. E., Cofer, G. P., & Johnson, G. A. (1997). Optimized radiofrequency coils for increased signal-to-noise ratio in magnetic resonance microscopy. International Journal of Imaging Systems and Technology, 8(3), 277–284. https://doi.org/10.1002/(SICI)1098-1098(1997)8:3<277::AID-IMA5>3.0.CO;2-7

Möller, H. E., Chen, X. J., Chawla, M. S., Driehuys, B., Hedlund, L. W., & Johnson, G. A. (1998). Signal dynamics in magnetic resonance imaging of the lung with hyperpolarized noble gases. J Magn Reson, 135(1), 133–143. https://doi.org/10.1006/jmre.1998.1563