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. Author manuscript; available in PMC: 2021 Mar 1.
Published in final edited form as: Environ Res. 2019 Dec 14;182:109044. doi: 10.1016/j.envres.2019.109044

Figure 2. Double Logistic Growth.

Figure 2.

Double logistic growth describes two growth spurts governed by two logistic functions with slopes β1 and β2, and inflection points at δ1 and δ2. The spurts are separated by an intermediate asymptote (α1).