components<a class="anchor" aria-label="anchor" href="#pk-components"></a></h3>


<p>PK components can be added to a <a href="pk_model.html">pk_model</a> and exist in
three different types: absorption, distribution, and elimination. The
absorption component is optional, distribution and elimination are not
and need to be added for the PK model to be valid.</p>
<p>A PK model can only have one component of each type and adding a
component with an already existing type will replace the previous
definition. For