The phrase "and often the initial" is correct and usable in written English.
It can be used when discussing something that frequently occurs at the beginning of a process or sequence.
Example: "In many cases, the results are influenced by various factors, and often the initial conditions play a crucial role."
Alternatives: "and frequently the first" or "and typically the starting point".
Coincidentally, in human asthmatic episodes, AHR is the preliminary clinical response and often the only initial finding.
Transthoracic echocardiography has been used to diagnose AAD and is often the initial screening tool in unstable patients.
They participate in metabolic activities, exhibit fenestrae [1], [2] and are often the initial target of hepatic toxicants [3].
Tumor-derived cell lines play an important role in this process and are often the initial reagents employed for drug screening because of their ready availability and ease of use.
Most of the toxicity occurs immediately and often with the initial dose of the medication.
The three non-standard proteinogenic amino acids are selenocysteine (present in many noneukaryotes as well as most eukaryotes, but not coded directly by DNA), pyrrolysine (found only in some archea and one bacterium), and N-formylmethionine (which is often the initial amino acid of proteins in bacteria, mitochondria, and chloroplasts).
The other three ("non-standard" or "non-canonical") are selenocysteine (present in many noneukaryotes as well as most eukaryotes, but not coded directly by DNA), pyrrolysine (found only in some archea and one bacterium) and N-formylmethionine (which is often the initial amino acid of proteins in bacteria, mitochondria, and chloroplasts).
Friends and family were usually the initial, and often the most important, sources of information about NHP, including scientific evidence of efficacy: Like I said, if my friend didn't tell me that it worked, I wouldn't know I didn't do a search, no.
'Classical' CBS is characterized by asymmetric rigidity, apraxia, dystonia, myoclonus, alien-limb phenomenon and/or cortical sensory loss [ 10]; however, dementia is often the initial presentation and classical features may emerge only later in the disease course [ 11].
Ask someone about returning and a few stanzas of verse are often the initial response.
