Contents / Contenu Regular Columns / Chroniques régulières CRPA(R) Prep, December 2018/ Préparation à la désignation (A)ACRP, decembre 2018 President’s Message / Message du président Editorial / Éditorial Features / Articles 2019 Will Be a Year of Change for Primary Standards: A Redefinition of the International System of Units (SI) and a Revision of Ionizing Radiation Measurement Standards Canadian Nuclear Safety Commission Co-hosts Fall 2018 Radiation Protection Computer Code Analysis and Maintenance Program Users’ Group Meeting Assessing Dose Administration of Lu-177 Dotatate Therapy: Quantifying the Residual Dose, Second Instalment